Ba3(Br2Cl)2 crystallizes in the triclinic P1 space group. There are twelve inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 9-coordinate geometry to one Br(1), one Br(10), one Br(12), one Br(15), one Br(7), one Br(9), one Cl(2), one Cl(7), and one Cl(8) atom. In the second Ba site, Ba(2) is bonded in a 9-coordinate geometry to one Br(10), one Br(11), one Br(13), one Br(16), one Br(2), one Br(7), one Br(8), one Cl(6), and one Cl(8) atom. In the third Ba site, Ba(3) is bonded in a 9-coordinate geometry to one Br(11), one Br(12), one Br(14), one Br(3), one Br(8), one Br(9), one Cl(1), one Cl(6), and one Cl(7) atom. In the fourth Ba site, Ba(4) is bonded in a 9-coordinate geometry to one Br(10), one Br(12), one Br(15), one Br(5), one Br(7), one Br(9), one Cl(2), one Cl(3), and one Cl(5) atom. In the fifth Ba site, Ba(5) is bonded in a 9-coordinate geometry to one Br(10), one Br(11), one Br(13), one Br(16), one Br(6), one Br(7), one Br(8), one Cl(3), and one Cl(4) atom. In the sixth Ba site, Ba(6) is bonded in a 9-coordinate geometry to one Br(11), one Br(12), one Br(14), one Br(4), one Br(8), one Br(9), one Cl(1), one Cl(4), and one Cl(5) atom. In the seventh Ba site, Ba(7) is bonded in a 9-coordinate geometry to one Br(1), one Br(16), one Br(2), one Br(4), one Br(5), one Br(7), one Cl(2), one Cl(5), and one Cl(8) atom. In the eighth Ba site, Ba(8) is bonded in a 9-coordinate geometry to one Br(16), one Br(2), one Br(3), one Br(5), one Br(6), one Br(8), one Cl(1), one Cl(3), and one Cl(6) atom. In the ninth Ba site, Ba(9) is bonded in a 9-coordinate geometry to one Br(1), one Br(3), one Br(4), one Br(6), one Br(9), one Cl(1), one Cl(2), one Cl(4), and one Cl(7) atom. In the tenth Ba site, Ba(10) is bonded in a 9-coordinate geometry to one Br(1), one Br(12), one Br(14), one Br(15), one Br(2), one Br(4), one Br(5), one Cl(5), and one Cl(8) atom. In the eleventh Ba site, Ba(11) is bonded in a 9-coordinate geometry to one Br(10), one Br(13), one Br(15), one Br(2), one Br(3), one Br(5), one Br(6), one Cl(3), and one Cl(6) atom. In the twelfth Ba site, Ba(12) is bonded in a 9-coordinate geometry to one Br(1), one Br(11), one Br(13), one Br(14), one Br(3), one Br(4), one Br(6), one Cl(4), and one Cl(7) atom. There are sixteen inequivalent Br sites. In the first Br site, Br(1) is bonded to one Ba(1), one Ba(10), one Ba(12), one Ba(7), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(15)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid, corners with two equivalent Br(12)Ba5 trigonal bipyramids, corners with two equivalent Br(5)Ba5 trigonal bipyramids, corners with two equivalent Br(6)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid,  an edgeedge with one Br(9)Ba5 trigonal bipyramid, and edges with two equivalent Br(4)Ba5 trigonal bipyramids. In the second Br site, Br(2) is bonded to one Ba(10), one Ba(11), one Ba(2), one Ba(7), and one Ba(8) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(13)Ba4 tetrahedra,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid, corners with two equivalent Br(10)Ba5 trigonal bipyramids, corners with two equivalent Br(4)Ba5 trigonal bipyramids, corners with two equivalent Br(6)Ba5 trigonal bipyramids,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid, and edges with two equivalent Br(5)Ba5 trigonal bipyramids. In the third Br site, Br(3) is bonded to one Ba(11), one Ba(12), one Ba(3), one Ba(8), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra, corners with two equivalent Br(14)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid, corners with two equivalent Br(11)Ba5 trigonal bipyramids, corners with two equivalent Br(4)Ba5 trigonal bipyramids, corners with two equivalent Br(5)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid,  an edgeedge with one Br(9)Ba5 trigonal bipyramid, and edges with two equivalent Br(6)Ba5 trigonal bipyramids. In the fourth Br site, Br(4) is bonded to one Ba(10), one Ba(12), one Ba(6), one Ba(7), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Cl(1)Ba4 tetrahedra,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid, corners with two equivalent Br(2)Ba5 trigonal bipyramids, corners with two equivalent Br(3)Ba5 trigonal bipyramids, corners with two equivalent Br(9)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and edges with two equivalent Br(1)Ba5 trigonal bipyramids. In the fifth Br site, Br(5) is bonded to one Ba(10), one Ba(11), one Ba(4), one Ba(7), and one Ba(8) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Cl(2)Ba4 tetrahedra,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(1)Ba5 trigonal bipyramids, corners with two equivalent Br(3)Ba5 trigonal bipyramids, corners with two equivalent Br(7)Ba5 trigonal bipyramids,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and edges with two equivalent Br(2)Ba5 trigonal bipyramids. In the sixth Br site, Br(6) is bonded to one Ba(11), one Ba(12), one Ba(5), one Ba(8), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra, corners with two equivalent Br(16)Ba4 tetrahedra,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(1)Ba5 trigonal bipyramids, corners with two equivalent Br(2)Ba5 trigonal bipyramids, corners with two equivalent Br(8)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid, and edges with two equivalent Br(3)Ba5 trigonal bipyramids. In the seventh Br site, Br(7) is bonded to one Ba(1), one Ba(2), one Ba(4), one Ba(5), and one Ba(7) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(5)Ba4 tetrahedra,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(11)Ba5 trigonal bipyramids, corners with two equivalent Br(12)Ba5 trigonal bipyramids, corners with two equivalent Br(5)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid,  an edgeedge with one Br(9)Ba5 trigonal bipyramid, and edges with two equivalent Br(10)Ba5 trigonal bipyramids. In the eighth Br site, Br(8) is bonded to one Ba(2), one Ba(3), one Ba(5), one Ba(6), and one Ba(8) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(3)Ba4 tetrahedra,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid, corners with two equivalent Br(10)Ba5 trigonal bipyramids, corners with two equivalent Br(12)Ba5 trigonal bipyramids, corners with two equivalent Br(6)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid,  an edgeedge with one Br(9)Ba5 trigonal bipyramid, and edges with two equivalent Br(11)Ba5 trigonal bipyramids. In the ninth Br site, Br(9) is bonded to one Ba(1), one Ba(3), one Ba(4), one Ba(6), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(4)Ba4 tetrahedra,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(10)Ba5 trigonal bipyramids, corners with two equivalent Br(11)Ba5 trigonal bipyramids, corners with two equivalent Br(4)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid, and edges with two equivalent Br(12)Ba5 trigonal bipyramids. In the tenth Br site, Br(10) is bonded to one Ba(1), one Ba(11), one Ba(2), one Ba(4), and one Ba(5) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra, corners with two equivalent Cl(6)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid, corners with two equivalent Br(2)Ba5 trigonal bipyramids, corners with two equivalent Br(8)Ba5 trigonal bipyramids, corners with two equivalent Br(9)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and edges with two equivalent Br(7)Ba5 trigonal bipyramids. In the eleventh Br site, Br(11) is bonded to one Ba(12), one Ba(2), one Ba(3), one Ba(5), and one Ba(6) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(7)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid, corners with two equivalent Br(3)Ba5 trigonal bipyramids, corners with two equivalent Br(7)Ba5 trigonal bipyramids, corners with two equivalent Br(9)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and edges with two equivalent Br(8)Ba5 trigonal bipyramids. In the twelfth Br site, Br(12) is bonded to one Ba(1), one Ba(10), one Ba(3), one Ba(4), and one Ba(6) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra, corners with two equivalent Cl(8)Ba4 tetrahedra,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid, corners with two equivalent Br(1)Ba5 trigonal bipyramids, corners with two equivalent Br(7)Ba5 trigonal bipyramids, corners with two equivalent Br(8)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid, and edges with two equivalent Br(9)Ba5 trigonal bipyramids. In the thirteenth Br site, Br(13) is bonded to one Ba(11), one Ba(12), one Ba(2), and one Ba(5) atom to form BrBa4 tetrahedra that share  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(16)Ba4 tetrahedra, corners with two equivalent Cl(6)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(2)Ba5 trigonal bipyramids,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid, and  an edgeedge with one Br(8)Ba5 trigonal bipyramid. In the fourteenth Br site, Br(14) is bonded to one Ba(10), one Ba(12), one Ba(3), and one Ba(6) atom to form BrBa4 tetrahedra that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(1)Ba4 tetrahedra, corners with two equivalent Cl(7)Ba4 tetrahedra,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(3)Ba5 trigonal bipyramids,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the fifteenth Br site, Br(15) is bonded to one Ba(1), one Ba(10), one Ba(11), and one Ba(4) atom to form BrBa4 tetrahedra that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra, corners with two equivalent Cl(2)Ba4 tetrahedra, corners with two equivalent Cl(8)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(1)Ba5 trigonal bipyramids,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the sixteenth Br site, Br(16) is bonded to one Ba(2), one Ba(5), one Ba(7), and one Ba(8) atom to form BrBa4 tetrahedra that share  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Br(13)Ba4 tetrahedra, corners with two equivalent Cl(3)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid, corners with two equivalent Br(6)Ba5 trigonal bipyramids,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid, and  an edgeedge with one Br(8)Ba5 trigonal bipyramid. There are eight inequivalent Cl sites. In the first Cl site, Cl(1) is bonded to one Ba(3), one Ba(6), one Ba(8), and one Ba(9) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Br(14)Ba4 tetrahedra, corners with two equivalent Cl(4)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(4)Ba5 trigonal bipyramids,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the second Cl site, Cl(2) is bonded to one Ba(1), one Ba(4), one Ba(7), and one Ba(9) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra, corners with two equivalent Br(15)Ba4 tetrahedra, corners with two equivalent Cl(5)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(5)Ba5 trigonal bipyramids,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the third Cl site, Cl(3) is bonded to one Ba(11), one Ba(4), one Ba(5), and one Ba(8) atom to form ClBa4 tetrahedra that share  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Br(16)Ba4 tetrahedra, corners with two equivalent Cl(6)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(8)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and  an edgeedge with one Br(7)Ba5 trigonal bipyramid. In the fourth Cl site, Cl(4) is bonded to one Ba(12), one Ba(5), one Ba(6), and one Ba(9) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Cl(1)Ba4 tetrahedra, corners with two equivalent Cl(7)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid, corners with two equivalent Br(9)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and  an edgeedge with one Br(8)Ba5 trigonal bipyramid. In the fifth Cl site, Cl(5) is bonded to one Ba(10), one Ba(4), one Ba(6), and one Ba(7) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra, corners with two equivalent Cl(2)Ba4 tetrahedra, corners with two equivalent Cl(8)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid, corners with two equivalent Br(7)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the sixth Cl site, Cl(6) is bonded to one Ba(11), one Ba(2), one Ba(3), and one Ba(8) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(13)Ba4 tetrahedra, corners with two equivalent Cl(3)Ba4 tetrahedra,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(10)Ba5 trigonal bipyramids,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and  an edgeedge with one Br(8)Ba5 trigonal bipyramid. In the seventh Cl site, Cl(7) is bonded to one Ba(1), one Ba(12), one Ba(3), and one Ba(9) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(14)Ba4 tetrahedra, corners with two equivalent Cl(4)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(11)Ba5 trigonal bipyramids,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the eighth Cl site, Cl(8) is bonded to one Ba(1), one Ba(10), one Ba(2), and one Ba(7) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra, corners with two equivalent Br(15)Ba4 tetrahedra, corners with two equivalent Cl(5)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(12)Ba5 trigonal bipyramids,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid, and  an edgeedge with one Br(7)Ba5 trigonal bipyramid.
Ba3(Br2Cl)2 crystallizes in the triclinic P1 space group. There are twelve inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 9-coordinate geometry to one Br(1), one Br(10), one Br(12), one Br(15), one Br(7), one Br(9), one Cl(2), one Cl(7), and one Cl(8) atom. The Ba(1)-Br(1) bond length is 3.39 Å. The Ba(1)-Br(10) bond length is 3.66 Å. The Ba(1)-Br(12) bond length is 3.66 Å. The Ba(1)-Br(15) bond length is 3.23 Å. The Ba(1)-Br(7) bond length is 3.46 Å. The Ba(1)-Br(9) bond length is 3.49 Å. The Ba(1)-Cl(2) bond length is 3.17 Å. The Ba(1)-Cl(7) bond length is 3.12 Å. The Ba(1)-Cl(8) bond length is 3.11 Å. In the second Ba site, Ba(2) is bonded in a 9-coordinate geometry to one Br(10), one Br(11), one Br(13), one Br(16), one Br(2), one Br(7), one Br(8), one Cl(6), and one Cl(8) atom. The Ba(2)-Br(10) bond length is 3.73 Å. The Ba(2)-Br(11) bond length is 3.74 Å. The Ba(2)-Br(13) bond length is 3.23 Å. The Ba(2)-Br(16) bond length is 3.27 Å. The Ba(2)-Br(2) bond length is 3.35 Å. The Ba(2)-Br(7) bond length is 3.45 Å. The Ba(2)-Br(8) bond length is 3.46 Å. The Ba(2)-Cl(6) bond length is 3.14 Å. The Ba(2)-Cl(8) bond length is 3.13 Å. In the third Ba site, Ba(3) is bonded in a 9-coordinate geometry to one Br(11), one Br(12), one Br(14), one Br(3), one Br(8), one Br(9), one Cl(1), one Cl(6), and one Cl(7) atom. The Ba(3)-Br(11) bond length is 3.66 Å. The Ba(3)-Br(12) bond length is 3.66 Å. The Ba(3)-Br(14) bond length is 3.24 Å. The Ba(3)-Br(3) bond length is 3.40 Å. The Ba(3)-Br(8) bond length is 3.46 Å. The Ba(3)-Br(9) bond length is 3.49 Å. The Ba(3)-Cl(1) bond length is 3.17 Å. The Ba(3)-Cl(6) bond length is 3.12 Å. The Ba(3)-Cl(7) bond length is 3.12 Å. In the fourth Ba site, Ba(4) is bonded in a 9-coordinate geometry to one Br(10), one Br(12), one Br(15), one Br(5), one Br(7), one Br(9), one Cl(2), one Cl(3), and one Cl(5) atom. The Ba(4)-Br(10) bond length is 3.40 Å. The Ba(4)-Br(12) bond length is 3.42 Å. The Ba(4)-Br(15) bond length is 3.27 Å. The Ba(4)-Br(5) bond length is 3.42 Å. The Ba(4)-Br(7) bond length is 3.65 Å. The Ba(4)-Br(9) bond length is 3.67 Å. The Ba(4)-Cl(2) bond length is 3.18 Å. The Ba(4)-Cl(3) bond length is 3.18 Å. The Ba(4)-Cl(5) bond length is 3.18 Å. In the fifth Ba site, Ba(5) is bonded in a 9-coordinate geometry to one Br(10), one Br(11), one Br(13), one Br(16), one Br(6), one Br(7), one Br(8), one Cl(3), and one Cl(4) atom. The Ba(5)-Br(10) bond length is 3.44 Å. The Ba(5)-Br(11) bond length is 3.44 Å. The Ba(5)-Br(13) bond length is 3.27 Å. The Ba(5)-Br(16) bond length is 3.25 Å. The Ba(5)-Br(6) bond length is 3.37 Å. The Ba(5)-Br(7) bond length is 3.76 Å. The Ba(5)-Br(8) bond length is 3.75 Å. The Ba(5)-Cl(3) bond length is 3.14 Å. The Ba(5)-Cl(4) bond length is 3.15 Å. In the sixth Ba site, Ba(6) is bonded in a 9-coordinate geometry to one Br(11), one Br(12), one Br(14), one Br(4), one Br(8), one Br(9), one Cl(1), one Cl(4), and one Cl(5) atom. The Ba(6)-Br(11) bond length is 3.40 Å. The Ba(6)-Br(12) bond length is 3.42 Å. The Ba(6)-Br(14) bond length is 3.27 Å. The Ba(6)-Br(4) bond length is 3.43 Å. The Ba(6)-Br(8) bond length is 3.64 Å. The Ba(6)-Br(9) bond length is 3.67 Å. The Ba(6)-Cl(1) bond length is 3.18 Å. The Ba(6)-Cl(4) bond length is 3.19 Å. The Ba(6)-Cl(5) bond length is 3.17 Å. In the seventh Ba site, Ba(7) is bonded in a 9-coordinate geometry to one Br(1), one Br(16), one Br(2), one Br(4), one Br(5), one Br(7), one Cl(2), one Cl(5), and one Cl(8) atom. The Ba(7)-Br(1) bond length is 3.44 Å. The Ba(7)-Br(16) bond length is 3.24 Å. The Ba(7)-Br(2) bond length is 3.51 Å. The Ba(7)-Br(4) bond length is 3.53 Å. The Ba(7)-Br(5) bond length is 3.63 Å. The Ba(7)-Br(7) bond length is 3.44 Å. The Ba(7)-Cl(2) bond length is 3.14 Å. The Ba(7)-Cl(5) bond length is 3.14 Å. The Ba(7)-Cl(8) bond length is 3.20 Å. In the eighth Ba site, Ba(8) is bonded in a 9-coordinate geometry to one Br(16), one Br(2), one Br(3), one Br(5), one Br(6), one Br(8), one Cl(1), one Cl(3), and one Cl(6) atom. The Ba(8)-Br(16) bond length is 3.23 Å. The Ba(8)-Br(2) bond length is 3.51 Å. The Ba(8)-Br(3) bond length is 3.44 Å. The Ba(8)-Br(5) bond length is 3.64 Å. The Ba(8)-Br(6) bond length is 3.54 Å. The Ba(8)-Br(8) bond length is 3.43 Å. The Ba(8)-Cl(1) bond length is 3.13 Å. The Ba(8)-Cl(3) bond length is 3.14 Å. The Ba(8)-Cl(6) bond length is 3.20 Å. In the ninth Ba site, Ba(9) is bonded in a 9-coordinate geometry to one Br(1), one Br(3), one Br(4), one Br(6), one Br(9), one Cl(1), one Cl(2), one Cl(4), and one Cl(7) atom. The Ba(9)-Br(1) bond length is 3.47 Å. The Ba(9)-Br(3) bond length is 3.48 Å. The Ba(9)-Br(4) bond length is 3.61 Å. The Ba(9)-Br(6) bond length is 3.61 Å. The Ba(9)-Br(9) bond length is 3.38 Å. The Ba(9)-Cl(1) bond length is 3.14 Å. The Ba(9)-Cl(2) bond length is 3.13 Å. The Ba(9)-Cl(4) bond length is 3.16 Å. The Ba(9)-Cl(7) bond length is 3.17 Å. In the tenth Ba site, Ba(10) is bonded in a 9-coordinate geometry to one Br(1), one Br(12), one Br(14), one Br(15), one Br(2), one Br(4), one Br(5), one Cl(5), and one Cl(8) atom. The Ba(10)-Br(1) bond length is 3.58 Å. The Ba(10)-Br(12) bond length is 3.50 Å. The Ba(10)-Br(14) bond length is 3.22 Å. The Ba(10)-Br(15) bond length is 3.21 Å. The Ba(10)-Br(2) bond length is 3.55 Å. The Ba(10)-Br(4) bond length is 3.47 Å. The Ba(10)-Br(5) bond length is 3.45 Å. The Ba(10)-Cl(5) bond length is 3.24 Å. The Ba(10)-Cl(8) bond length is 3.12 Å. In the eleventh Ba site, Ba(11) is bonded in a 9-coordinate geometry to one Br(10), one Br(13), one Br(15), one Br(2), one Br(3), one Br(5), one Br(6), one Cl(3), and one Cl(6) atom. The Ba(11)-Br(10) bond length is 3.48 Å. The Ba(11)-Br(13) bond length is 3.23 Å. The Ba(11)-Br(15) bond length is 3.22 Å. The Ba(11)-Br(2) bond length is 3.55 Å. The Ba(11)-Br(3) bond length is 3.59 Å. The Ba(11)-Br(5) bond length is 3.45 Å. The Ba(11)-Br(6) bond length is 3.47 Å. The Ba(11)-Cl(3) bond length is 3.23 Å. The Ba(11)-Cl(6) bond length is 3.12 Å. In the twelfth Ba site, Ba(12) is bonded in a 9-coordinate geometry to one Br(1), one Br(11), one Br(13), one Br(14), one Br(3), one Br(4), one Br(6), one Cl(4), and one Cl(7) atom. The Ba(12)-Br(1) bond length is 3.55 Å. The Ba(12)-Br(11) bond length is 3.48 Å. The Ba(12)-Br(13) bond length is 3.22 Å. The Ba(12)-Br(14) bond length is 3.21 Å. The Ba(12)-Br(3) bond length is 3.56 Å. The Ba(12)-Br(4) bond length is 3.46 Å. The Ba(12)-Br(6) bond length is 3.47 Å. The Ba(12)-Cl(4) bond length is 3.23 Å. The Ba(12)-Cl(7) bond length is 3.12 Å. There are sixteen inequivalent Br sites. In the first Br site, Br(1) is bonded to one Ba(1), one Ba(10), one Ba(12), one Ba(7), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(15)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid, corners with two equivalent Br(12)Ba5 trigonal bipyramids, corners with two equivalent Br(5)Ba5 trigonal bipyramids, corners with two equivalent Br(6)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid,  an edgeedge with one Br(9)Ba5 trigonal bipyramid, and edges with two equivalent Br(4)Ba5 trigonal bipyramids. In the second Br site, Br(2) is bonded to one Ba(10), one Ba(11), one Ba(2), one Ba(7), and one Ba(8) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(13)Ba4 tetrahedra,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid, corners with two equivalent Br(10)Ba5 trigonal bipyramids, corners with two equivalent Br(4)Ba5 trigonal bipyramids, corners with two equivalent Br(6)Ba5 trigonal bipyramids,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid, and edges with two equivalent Br(5)Ba5 trigonal bipyramids. In the third Br site, Br(3) is bonded to one Ba(11), one Ba(12), one Ba(3), one Ba(8), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra, corners with two equivalent Br(14)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid, corners with two equivalent Br(11)Ba5 trigonal bipyramids, corners with two equivalent Br(4)Ba5 trigonal bipyramids, corners with two equivalent Br(5)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid,  an edgeedge with one Br(9)Ba5 trigonal bipyramid, and edges with two equivalent Br(6)Ba5 trigonal bipyramids. In the fourth Br site, Br(4) is bonded to one Ba(10), one Ba(12), one Ba(6), one Ba(7), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Cl(1)Ba4 tetrahedra,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid, corners with two equivalent Br(2)Ba5 trigonal bipyramids, corners with two equivalent Br(3)Ba5 trigonal bipyramids, corners with two equivalent Br(9)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and edges with two equivalent Br(1)Ba5 trigonal bipyramids. In the fifth Br site, Br(5) is bonded to one Ba(10), one Ba(11), one Ba(4), one Ba(7), and one Ba(8) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Cl(2)Ba4 tetrahedra,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(1)Ba5 trigonal bipyramids, corners with two equivalent Br(3)Ba5 trigonal bipyramids, corners with two equivalent Br(7)Ba5 trigonal bipyramids,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and edges with two equivalent Br(2)Ba5 trigonal bipyramids. In the sixth Br site, Br(6) is bonded to one Ba(11), one Ba(12), one Ba(5), one Ba(8), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra, corners with two equivalent Br(16)Ba4 tetrahedra,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(1)Ba5 trigonal bipyramids, corners with two equivalent Br(2)Ba5 trigonal bipyramids, corners with two equivalent Br(8)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid, and edges with two equivalent Br(3)Ba5 trigonal bipyramids. In the seventh Br site, Br(7) is bonded to one Ba(1), one Ba(2), one Ba(4), one Ba(5), and one Ba(7) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(5)Ba4 tetrahedra,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(11)Ba5 trigonal bipyramids, corners with two equivalent Br(12)Ba5 trigonal bipyramids, corners with two equivalent Br(5)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid,  an edgeedge with one Br(9)Ba5 trigonal bipyramid, and edges with two equivalent Br(10)Ba5 trigonal bipyramids. In the eighth Br site, Br(8) is bonded to one Ba(2), one Ba(3), one Ba(5), one Ba(6), and one Ba(8) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(3)Ba4 tetrahedra,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid, corners with two equivalent Br(10)Ba5 trigonal bipyramids, corners with two equivalent Br(12)Ba5 trigonal bipyramids, corners with two equivalent Br(6)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid,  an edgeedge with one Br(9)Ba5 trigonal bipyramid, and edges with two equivalent Br(11)Ba5 trigonal bipyramids. In the ninth Br site, Br(9) is bonded to one Ba(1), one Ba(3), one Ba(4), one Ba(6), and one Ba(9) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(4)Ba4 tetrahedra,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(10)Ba5 trigonal bipyramids, corners with two equivalent Br(11)Ba5 trigonal bipyramids, corners with two equivalent Br(4)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid, and edges with two equivalent Br(12)Ba5 trigonal bipyramids. In the tenth Br site, Br(10) is bonded to one Ba(1), one Ba(11), one Ba(2), one Ba(4), and one Ba(5) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra, corners with two equivalent Cl(6)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid, corners with two equivalent Br(2)Ba5 trigonal bipyramids, corners with two equivalent Br(8)Ba5 trigonal bipyramids, corners with two equivalent Br(9)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and edges with two equivalent Br(7)Ba5 trigonal bipyramids. In the eleventh Br site, Br(11) is bonded to one Ba(12), one Ba(2), one Ba(3), one Ba(5), and one Ba(6) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(7)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid, corners with two equivalent Br(3)Ba5 trigonal bipyramids, corners with two equivalent Br(7)Ba5 trigonal bipyramids, corners with two equivalent Br(9)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and edges with two equivalent Br(8)Ba5 trigonal bipyramids. In the twelfth Br site, Br(12) is bonded to one Ba(1), one Ba(10), one Ba(3), one Ba(4), and one Ba(6) atom to form distorted BrBa5 trigonal bipyramids that share  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra, corners with two equivalent Cl(8)Ba4 tetrahedra,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid, corners with two equivalent Br(1)Ba5 trigonal bipyramids, corners with two equivalent Br(7)Ba5 trigonal bipyramids, corners with two equivalent Br(8)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid, and edges with two equivalent Br(9)Ba5 trigonal bipyramids. In the thirteenth Br site, Br(13) is bonded to one Ba(11), one Ba(12), one Ba(2), and one Ba(5) atom to form BrBa4 tetrahedra that share  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(16)Ba4 tetrahedra, corners with two equivalent Cl(6)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(2)Ba5 trigonal bipyramids,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid, and  an edgeedge with one Br(8)Ba5 trigonal bipyramid. In the fourteenth Br site, Br(14) is bonded to one Ba(10), one Ba(12), one Ba(3), and one Ba(6) atom to form BrBa4 tetrahedra that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Cl(1)Ba4 tetrahedra, corners with two equivalent Cl(7)Ba4 tetrahedra,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(3)Ba5 trigonal bipyramids,  an edgeedge with one Cl(4)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the fifteenth Br site, Br(15) is bonded to one Ba(1), one Ba(10), one Ba(11), and one Ba(4) atom to form BrBa4 tetrahedra that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra, corners with two equivalent Cl(2)Ba4 tetrahedra, corners with two equivalent Cl(8)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid, corners with two equivalent Br(1)Ba5 trigonal bipyramids,  an edgeedge with one Cl(3)Ba4 tetrahedra,  an edgeedge with one Cl(5)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the sixteenth Br site, Br(16) is bonded to one Ba(2), one Ba(5), one Ba(7), and one Ba(8) atom to form BrBa4 tetrahedra that share  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Br(13)Ba4 tetrahedra, corners with two equivalent Cl(3)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid, corners with two equivalent Br(6)Ba5 trigonal bipyramids,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid, and  an edgeedge with one Br(8)Ba5 trigonal bipyramid. There are eight inequivalent Cl sites. In the first Cl site, Cl(1) is bonded to one Ba(3), one Ba(6), one Ba(8), and one Ba(9) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Br(14)Ba4 tetrahedra, corners with two equivalent Cl(4)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(4)Ba5 trigonal bipyramids,  an edgeedge with one Cl(6)Ba4 tetrahedra,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid,  an edgeedge with one Br(8)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the second Cl site, Cl(2) is bonded to one Ba(1), one Ba(4), one Ba(7), and one Ba(9) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra, corners with two equivalent Br(15)Ba4 tetrahedra, corners with two equivalent Cl(5)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(5)Ba5 trigonal bipyramids,  an edgeedge with one Cl(7)Ba4 tetrahedra,  an edgeedge with one Cl(8)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(7)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the third Cl site, Cl(3) is bonded to one Ba(11), one Ba(4), one Ba(5), and one Ba(8) atom to form ClBa4 tetrahedra that share  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Br(16)Ba4 tetrahedra, corners with two equivalent Cl(6)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(8)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and  an edgeedge with one Br(7)Ba5 trigonal bipyramid. In the fourth Cl site, Cl(4) is bonded to one Ba(12), one Ba(5), one Ba(6), and one Ba(9) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(2)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(5)Ba4 tetrahedra, corners with two equivalent Cl(1)Ba4 tetrahedra, corners with two equivalent Cl(7)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(6)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid, corners with two equivalent Br(9)Ba5 trigonal bipyramids,  an edgeedge with one Br(13)Ba4 tetrahedra,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and  an edgeedge with one Br(8)Ba5 trigonal bipyramid. In the fifth Cl site, Cl(5) is bonded to one Ba(10), one Ba(4), one Ba(6), and one Ba(7) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(16)Ba4 tetrahedra,  a cornercorner with one Cl(1)Ba4 tetrahedra,  a cornercorner with one Cl(3)Ba4 tetrahedra,  a cornercorner with one Cl(4)Ba4 tetrahedra, corners with two equivalent Cl(2)Ba4 tetrahedra, corners with two equivalent Cl(8)Ba4 tetrahedra,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(4)Ba5 trigonal bipyramid,  a cornercorner with one Br(5)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid, corners with two equivalent Br(7)Ba5 trigonal bipyramids,  an edgeedge with one Br(14)Ba4 tetrahedra,  an edgeedge with one Br(15)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the sixth Cl site, Cl(6) is bonded to one Ba(11), one Ba(2), one Ba(3), and one Ba(8) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(13)Ba4 tetrahedra, corners with two equivalent Cl(3)Ba4 tetrahedra,  a cornercorner with one Br(12)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(10)Ba5 trigonal bipyramids,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Br(11)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and  an edgeedge with one Br(8)Ba5 trigonal bipyramid. In the seventh Cl site, Cl(7) is bonded to one Ba(1), one Ba(12), one Ba(3), and one Ba(9) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(15)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(8)Ba4 tetrahedra, corners with two equivalent Br(14)Ba4 tetrahedra, corners with two equivalent Cl(4)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(10)Ba5 trigonal bipyramid,  a cornercorner with one Br(3)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(11)Ba5 trigonal bipyramids,  an edgeedge with one Cl(1)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(12)Ba5 trigonal bipyramid,  an edgeedge with one Br(3)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(6)Ba5 trigonal bipyramid, and  an edgeedge with one Br(9)Ba5 trigonal bipyramid. In the eighth Cl site, Cl(8) is bonded to one Ba(1), one Ba(10), one Ba(2), and one Ba(7) atom to form ClBa4 tetrahedra that share  a cornercorner with one Br(13)Ba4 tetrahedra,  a cornercorner with one Br(14)Ba4 tetrahedra,  a cornercorner with one Cl(6)Ba4 tetrahedra,  a cornercorner with one Cl(7)Ba4 tetrahedra, corners with two equivalent Br(15)Ba4 tetrahedra, corners with two equivalent Cl(5)Ba4 tetrahedra,  a cornercorner with one Br(1)Ba5 trigonal bipyramid,  a cornercorner with one Br(11)Ba5 trigonal bipyramid,  a cornercorner with one Br(2)Ba5 trigonal bipyramid,  a cornercorner with one Br(7)Ba5 trigonal bipyramid,  a cornercorner with one Br(8)Ba5 trigonal bipyramid,  a cornercorner with one Br(9)Ba5 trigonal bipyramid, corners with two equivalent Br(12)Ba5 trigonal bipyramids,  an edgeedge with one Br(16)Ba4 tetrahedra,  an edgeedge with one Cl(2)Ba4 tetrahedra,  an edgeedge with one Br(1)Ba5 trigonal bipyramid,  an edgeedge with one Br(10)Ba5 trigonal bipyramid,  an edgeedge with one Br(2)Ba5 trigonal bipyramid,  an edgeedge with one Br(4)Ba5 trigonal bipyramid,  an edgeedge with one Br(5)Ba5 trigonal bipyramid, and  an edgeedge with one Br(7)Ba5 trigonal bipyramid.