Ba2Ag8S7 crystallizes in the orthorhombic Pmn2_1 space group. Ba(1) is bonded in a 8-coordinate geometry to one S(1), two equivalent S(2), two equivalent S(3), and three equivalent S(4) atoms. There are five inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a distorted trigonal planar geometry to one S(5) and two equivalent S(1) atoms. In the second Ag site, Ag(2) is bonded in a distorted trigonal planar geometry to one S(3), one S(5), and two equivalent S(4) atoms. In the third Ag site, Ag(3) is bonded in a 2-coordinate geometry to one S(4) and three equivalent S(1) atoms. In the fourth Ag site, Ag(4) is bonded in a linear geometry to two equivalent S(1) atoms. In the fifth Ag site, Ag(5) is bonded in a 3-coordinate geometry to one S(3) and two equivalent S(5) atoms. There are five inequivalent S sites. In the first S site, S(5) is bonded in a 6-coordinate geometry to two equivalent Ag(1), two equivalent Ag(2), and two equivalent Ag(5) atoms. In the second S site, S(1) is bonded in a 7-coordinate geometry to one Ba(1), one Ag(4), two equivalent Ag(1), and three equivalent Ag(3) atoms. In the third S site, S(2) is bonded in a 5-coordinate geometry to four equivalent Ba(1) and one S(3) atom. In the fourth S site, S(3) is bonded in a 8-coordinate geometry to four equivalent Ba(1), one Ag(5), two equivalent Ag(2), and one S(2) atom. In the fifth S site, S(4) is bonded to three equivalent Ba(1), one Ag(3), and two equivalent Ag(2) atoms to form distorted edge-sharing SBa3Ag3 octahedra.
Ba2Ag8S7 crystallizes in the orthorhombic Pmn2_1 space group. Ba(1) is bonded in a 8-coordinate geometry to one S(1), two equivalent S(2), two equivalent S(3), and three equivalent S(4) atoms. The Ba(1)-S(1) bond length is 3.28 Å. There is one shorter (3.21 Å) and one longer (3.24 Å) Ba(1)-S(2) bond length. There is one shorter (3.34 Å) and one longer (3.35 Å) Ba(1)-S(3) bond length. There are two shorter (3.20 Å) and one longer (3.21 Å) Ba(1)-S(4) bond length. There are five inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a distorted trigonal planar geometry to one S(5) and two equivalent S(1) atoms. The Ag(1)-S(5) bond length is 2.62 Å. There is one shorter (2.52 Å) and one longer (2.59 Å) Ag(1)-S(1) bond length. In the second Ag site, Ag(2) is bonded in a distorted trigonal planar geometry to one S(3), one S(5), and two equivalent S(4) atoms. The Ag(2)-S(3) bond length is 3.19 Å. The Ag(2)-S(5) bond length is 2.63 Å. There is one shorter (2.57 Å) and one longer (2.61 Å) Ag(2)-S(4) bond length. In the third Ag site, Ag(3) is bonded in a 2-coordinate geometry to one S(4) and three equivalent S(1) atoms. The Ag(3)-S(4) bond length is 2.43 Å. There are a spread of Ag(3)-S(1) bond distances ranging from 2.45-3.20 Å. In the fourth Ag site, Ag(4) is bonded in a linear geometry to two equivalent S(1) atoms. Both Ag(4)-S(1) bond lengths are 2.44 Å. In the fifth Ag site, Ag(5) is bonded in a 3-coordinate geometry to one S(3) and two equivalent S(5) atoms. The Ag(5)-S(3) bond length is 2.97 Å. There is one shorter (2.41 Å) and one longer (2.46 Å) Ag(5)-S(5) bond length. There are five inequivalent S sites. In the first S site, S(5) is bonded in a 6-coordinate geometry to two equivalent Ag(1), two equivalent Ag(2), and two equivalent Ag(5) atoms. In the second S site, S(1) is bonded in a 7-coordinate geometry to one Ba(1), one Ag(4), two equivalent Ag(1), and three equivalent Ag(3) atoms. In the third S site, S(2) is bonded in a 5-coordinate geometry to four equivalent Ba(1) and one S(3) atom. The S(2)-S(3) bond length is 2.14 Å. In the fourth S site, S(3) is bonded in a 8-coordinate geometry to four equivalent Ba(1), one Ag(5), two equivalent Ag(2), and one S(2) atom. In the fifth S site, S(4) is bonded to three equivalent Ba(1), one Ag(3), and two equivalent Ag(2) atoms to form distorted edge-sharing SBa3Ag3 octahedra.