Ag4Hg4S4BrCl3 crystallizes in the triclinic P1 space group. There are four inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 3-coordinate geometry to two equivalent S(1) and one Cl(3) atom. In the second Ag site, Ag(2) is bonded in a 3-coordinate geometry to two equivalent S(2), one Cl(2), and one Cl(3) atom. In the third Ag site, Ag(3) is bonded to two equivalent S(3), one Br(1), and one Cl(1) atom to form distorted corner-sharing AgS2BrCl trigonal pyramids. In the fourth Ag site, Ag(4) is bonded in a distorted trigonal planar geometry to two equivalent S(4) and one Br(1) atom. There are four inequivalent Hg sites. In the first Hg site, Hg(1) is bonded in a distorted linear geometry to one S(1) and one S(3) atom. In the second Hg site, Hg(2) is bonded in a linear geometry to one S(2) and one S(4) atom. In the third Hg site, Hg(3) is bonded in a linear geometry to one S(1) and one S(3) atom. In the fourth Hg site, Hg(4) is bonded in a linear geometry to one S(2) and one S(4) atom. There are four inequivalent S sites. In the first S site, S(1) is bonded to two equivalent Ag(1), one Hg(1), and one Hg(3) atom to form corner-sharing SAg2Hg2 trigonal pyramids. In the second S site, S(2) is bonded to two equivalent Ag(2), one Hg(2), and one Hg(4) atom to form corner-sharing SAg2Hg2 trigonal pyramids. In the third S site, S(3) is bonded to two equivalent Ag(3), one Hg(1), and one Hg(3) atom to form corner-sharing SAg2Hg2 trigonal pyramids. In the fourth S site, S(4) is bonded to two equivalent Ag(4), one Hg(2), and one Hg(4) atom to form corner-sharing SAg2Hg2 trigonal pyramids. Br(1) is bonded in a 2-coordinate geometry to one Ag(3) and one Ag(4) atom. There are three inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a distorted single-bond geometry to one Ag(3) atom. In the second Cl site, Cl(2) is bonded in a distorted single-bond geometry to one Ag(2) atom. In the third Cl site, Cl(3) is bonded in a distorted single-bond geometry to one Ag(1) and one Ag(2) atom.
Ag4Hg4S4BrCl3 crystallizes in the triclinic P1 space group. There are four inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 3-coordinate geometry to two equivalent S(1) and one Cl(3) atom. There is one shorter (2.54 Å) and one longer (2.56 Å) Ag(1)-S(1) bond length. The Ag(1)-Cl(3) bond length is 2.55 Å. In the second Ag site, Ag(2) is bonded in a 3-coordinate geometry to two equivalent S(2), one Cl(2), and one Cl(3) atom. There is one shorter (2.54 Å) and one longer (2.56 Å) Ag(2)-S(2) bond length. The Ag(2)-Cl(2) bond length is 2.54 Å. The Ag(2)-Cl(3) bond length is 3.13 Å. In the third Ag site, Ag(3) is bonded to two equivalent S(3), one Br(1), and one Cl(1) atom to form distorted corner-sharing AgS2BrCl trigonal pyramids. There is one shorter (2.57 Å) and one longer (2.59 Å) Ag(3)-S(3) bond length. The Ag(3)-Br(1) bond length is 3.12 Å. The Ag(3)-Cl(1) bond length is 2.56 Å. In the fourth Ag site, Ag(4) is bonded in a distorted trigonal planar geometry to two equivalent S(4) and one Br(1) atom. There is one shorter (2.52 Å) and one longer (2.55 Å) Ag(4)-S(4) bond length. The Ag(4)-Br(1) bond length is 2.65 Å. There are four inequivalent Hg sites. In the first Hg site, Hg(1) is bonded in a distorted linear geometry to one S(1) and one S(3) atom. The Hg(1)-S(1) bond length is 2.43 Å. The Hg(1)-S(3) bond length is 2.42 Å. In the second Hg site, Hg(2) is bonded in a linear geometry to one S(2) and one S(4) atom. The Hg(2)-S(2) bond length is 2.41 Å. The Hg(2)-S(4) bond length is 2.41 Å. In the third Hg site, Hg(3) is bonded in a linear geometry to one S(1) and one S(3) atom. The Hg(3)-S(1) bond length is 2.42 Å. The Hg(3)-S(3) bond length is 2.42 Å. In the fourth Hg site, Hg(4) is bonded in a linear geometry to one S(2) and one S(4) atom. The Hg(4)-S(2) bond length is 2.41 Å. The Hg(4)-S(4) bond length is 2.41 Å. There are four inequivalent S sites. In the first S site, S(1) is bonded to two equivalent Ag(1), one Hg(1), and one Hg(3) atom to form corner-sharing SAg2Hg2 trigonal pyramids. In the second S site, S(2) is bonded to two equivalent Ag(2), one Hg(2), and one Hg(4) atom to form corner-sharing SAg2Hg2 trigonal pyramids. In the third S site, S(3) is bonded to two equivalent Ag(3), one Hg(1), and one Hg(3) atom to form corner-sharing SAg2Hg2 trigonal pyramids. In the fourth S site, S(4) is bonded to two equivalent Ag(4), one Hg(2), and one Hg(4) atom to form corner-sharing SAg2Hg2 trigonal pyramids. Br(1) is bonded in a 2-coordinate geometry to one Ag(3) and one Ag(4) atom. There are three inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a distorted single-bond geometry to one Ag(3) atom. In the second Cl site, Cl(2) is bonded in a distorted single-bond geometry to one Ag(2) atom. In the third Cl site, Cl(3) is bonded in a distorted single-bond geometry to one Ag(1) and one Ag(2) atom.