Ba2CaMn2CuF14 crystallizes in the monoclinic C2/c space group. Ba(1) is bonded in a 11-coordinate geometry to one F(1), one F(4), one F(7), two equivalent F(2), two equivalent F(3), two equivalent F(5), and two equivalent F(6) atoms. Ca(1) is bonded in a 8-coordinate geometry to two equivalent F(1), two equivalent F(4), two equivalent F(5), and two equivalent F(6) atoms. Mn(1) is bonded to one F(1), one F(2), one F(3), one F(5), one F(6), and one F(7) atom to form MnF6 octahedra that share corners with two equivalent Cu(1)F6 octahedra. The corner-sharing octahedral tilt angles range from 49-59°. Cu(1) is bonded to two equivalent F(2), two equivalent F(4), and two equivalent F(7) atoms to form distorted CuF6 octahedra that share corners with four equivalent Mn(1)F6 octahedra. The corner-sharing octahedral tilt angles range from 49-59°. There are seven inequivalent F sites. In the first F site, F(5) is bonded to two equivalent Ba(1), one Ca(1), and one Mn(1) atom to form distorted corner-sharing FBa2CaMn trigonal pyramids. In the second F site, F(6) is bonded in a 2-coordinate geometry to two equivalent Ba(1), one Ca(1), and one Mn(1) atom. In the third F site, F(7) is bonded in a 2-coordinate geometry to one Ba(1), one Mn(1), and one Cu(1) atom. In the fourth F site, F(1) is bonded in a 3-coordinate geometry to one Ba(1), one Ca(1), and one Mn(1) atom. In the fifth F site, F(2) is bonded in a distorted single-bond geometry to two equivalent Ba(1), one Mn(1), and one Cu(1) atom. In the sixth F site, F(3) is bonded in a distorted single-bond geometry to two equivalent Ba(1) and one Mn(1) atom. In the seventh F site, F(4) is bonded in a distorted trigonal planar geometry to one Ba(1), one Ca(1), and one Cu(1) atom.
Ba2CaMn2CuF14 crystallizes in the monoclinic C2/c space group. Ba(1) is bonded in a 11-coordinate geometry to one F(1), one F(4), one F(7), two equivalent F(2), two equivalent F(3), two equivalent F(5), and two equivalent F(6) atoms. The Ba(1)-F(1) bond length is 2.72 Å. The Ba(1)-F(4) bond length is 2.74 Å. The Ba(1)-F(7) bond length is 2.90 Å. There is one shorter (2.84 Å) and one longer (2.87 Å) Ba(1)-F(2) bond length. There is one shorter (2.76 Å) and one longer (3.04 Å) Ba(1)-F(3) bond length. There is one shorter (2.76 Å) and one longer (2.78 Å) Ba(1)-F(5) bond length. There is one shorter (2.98 Å) and one longer (3.26 Å) Ba(1)-F(6) bond length. Ca(1) is bonded in a 8-coordinate geometry to two equivalent F(1), two equivalent F(4), two equivalent F(5), and two equivalent F(6) atoms. Both Ca(1)-F(1) bond lengths are 2.39 Å. Both Ca(1)-F(4) bond lengths are 2.31 Å. Both Ca(1)-F(5) bond lengths are 2.49 Å. Both Ca(1)-F(6) bond lengths are 2.38 Å. Mn(1) is bonded to one F(1), one F(2), one F(3), one F(5), one F(6), and one F(7) atom to form MnF6 octahedra that share corners with two equivalent Cu(1)F6 octahedra. The corner-sharing octahedral tilt angles range from 49-59°. The Mn(1)-F(1) bond length is 1.88 Å. The Mn(1)-F(2) bond length is 1.93 Å. The Mn(1)-F(3) bond length is 1.87 Å. The Mn(1)-F(5) bond length is 2.14 Å. The Mn(1)-F(6) bond length is 1.93 Å. The Mn(1)-F(7) bond length is 2.10 Å. Cu(1) is bonded to two equivalent F(2), two equivalent F(4), and two equivalent F(7) atoms to form distorted CuF6 octahedra that share corners with four equivalent Mn(1)F6 octahedra. The corner-sharing octahedral tilt angles range from 49-59°. Both Cu(1)-F(2) bond lengths are 2.50 Å. Both Cu(1)-F(4) bond lengths are 1.92 Å. Both Cu(1)-F(7) bond lengths are 1.95 Å. There are seven inequivalent F sites. In the first F site, F(5) is bonded to two equivalent Ba(1), one Ca(1), and one Mn(1) atom to form distorted corner-sharing FBa2CaMn trigonal pyramids. In the second F site, F(6) is bonded in a 2-coordinate geometry to two equivalent Ba(1), one Ca(1), and one Mn(1) atom. In the third F site, F(7) is bonded in a 2-coordinate geometry to one Ba(1), one Mn(1), and one Cu(1) atom. In the fourth F site, F(1) is bonded in a 3-coordinate geometry to one Ba(1), one Ca(1), and one Mn(1) atom. In the fifth F site, F(2) is bonded in a distorted single-bond geometry to two equivalent Ba(1), one Mn(1), and one Cu(1) atom. In the sixth F site, F(3) is bonded in a distorted single-bond geometry to two equivalent Ba(1) and one Mn(1) atom. In the seventh F site, F(4) is bonded in a distorted trigonal planar geometry to one Ba(1), one Ca(1), and one Cu(1) atom.