SrAu2(SO4)4 crystallizes in the monoclinic C2/c space group. Sr(1) is bonded in a 8-coordinate geometry to two equivalent O(3), two equivalent O(4), two equivalent O(7), and two equivalent O(8) atoms. There are two inequivalent Au sites. In the first Au site, Au(1) is bonded in a square co-planar geometry to two equivalent O(1) and two equivalent O(6) atoms. In the second Au site, Au(2) is bonded in a square co-planar geometry to two equivalent O(2) and two equivalent O(5) atoms. There are two inequivalent S sites. In the first S site, S(1) is bonded in a tetrahedral geometry to one O(1), one O(2), one O(3), and one O(4) atom. In the second S site, S(2) is bonded in a tetrahedral geometry to one O(5), one O(6), one O(7), and one O(8) atom. There are eight inequivalent O sites. In the first O site, O(2) is bonded in a bent 120 degrees geometry to one Au(2) and one S(1) atom. In the second O site, O(3) is bonded in a distorted linear geometry to one Sr(1) and one S(1) atom. In the third O site, O(4) is bonded in a distorted single-bond geometry to one Sr(1) and one S(1) atom. In the fourth O site, O(5) is bonded in a bent 120 degrees geometry to one Au(2) and one S(2) atom. In the fifth O site, O(6) is bonded in a bent 120 degrees geometry to one Au(1) and one S(2) atom. In the sixth O site, O(7) is bonded in a distorted single-bond geometry to one Sr(1) and one S(2) atom. In the seventh O site, O(8) is bonded in a distorted linear geometry to one Sr(1) and one S(2) atom. In the eighth O site, O(1) is bonded in a bent 120 degrees geometry to one Au(1) and one S(1) atom.
SrAu2(SO4)4 crystallizes in the monoclinic C2/c space group. Sr(1) is bonded in a 8-coordinate geometry to two equivalent O(3), two equivalent O(4), two equivalent O(7), and two equivalent O(8) atoms. Both Sr(1)-O(3) bond lengths are 2.52 Å. Both Sr(1)-O(4) bond lengths are 2.71 Å. Both Sr(1)-O(7) bond lengths are 2.74 Å. Both Sr(1)-O(8) bond lengths are 2.57 Å. There are two inequivalent Au sites. In the first Au site, Au(1) is bonded in a square co-planar geometry to two equivalent O(1) and two equivalent O(6) atoms. Both Au(1)-O(1) bond lengths are 2.04 Å. Both Au(1)-O(6) bond lengths are 2.03 Å. In the second Au site, Au(2) is bonded in a square co-planar geometry to two equivalent O(2) and two equivalent O(5) atoms. Both Au(2)-O(2) bond lengths are 2.03 Å. Both Au(2)-O(5) bond lengths are 2.03 Å. There are two inequivalent S sites. In the first S site, S(1) is bonded in a tetrahedral geometry to one O(1), one O(2), one O(3), and one O(4) atom. The S(1)-O(1) bond length is 1.55 Å. The S(1)-O(2) bond length is 1.55 Å. The S(1)-O(3) bond length is 1.45 Å. The S(1)-O(4) bond length is 1.44 Å. In the second S site, S(2) is bonded in a tetrahedral geometry to one O(5), one O(6), one O(7), and one O(8) atom. The S(2)-O(5) bond length is 1.54 Å. The S(2)-O(6) bond length is 1.55 Å. The S(2)-O(7) bond length is 1.45 Å. The S(2)-O(8) bond length is 1.45 Å. There are eight inequivalent O sites. In the first O site, O(2) is bonded in a bent 120 degrees geometry to one Au(2) and one S(1) atom. In the second O site, O(3) is bonded in a distorted linear geometry to one Sr(1) and one S(1) atom. In the third O site, O(4) is bonded in a distorted single-bond geometry to one Sr(1) and one S(1) atom. In the fourth O site, O(5) is bonded in a bent 120 degrees geometry to one Au(2) and one S(2) atom. In the fifth O site, O(6) is bonded in a bent 120 degrees geometry to one Au(1) and one S(2) atom. In the sixth O site, O(7) is bonded in a distorted single-bond geometry to one Sr(1) and one S(2) atom. In the seventh O site, O(8) is bonded in a distorted linear geometry to one Sr(1) and one S(2) atom. In the eighth O site, O(1) is bonded in a bent 120 degrees geometry to one Au(1) and one S(1) atom.