The compound described by 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. is represented by the CIF file [CIF]
data_SrAu2(SO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.407
_cell_length_b   9.407
_cell_length_c   10.650
_cell_angle_alpha   77.273
_cell_angle_beta   77.273
_cell_angle_gamma   116.120
_symmetry_Int_Tables_number   1
_cell_volume   769.406
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sr  Sr0  1  0.130  0.870  0.250  1.0
  Sr  Sr1  1  0.870  0.130  0.750  1.0
  Au  Au2  1  0.500  0.500  0.000  1.0
  Au  Au3  1  0.500  0.500  0.500  1.0
  Au  Au4  1  0.000  0.500  0.000  1.0
  Au  Au5  1  0.500  0.000  0.500  1.0
  S  S6  1  0.852  0.739  0.999  1.0
  S  S7  1  0.261  0.148  0.501  1.0
  S  S8  1  0.148  0.261  0.001  1.0
  S  S9  1  0.739  0.852  0.499  1.0
  S  S10  1  0.626  0.236  0.038  1.0
  S  S11  1  0.764  0.374  0.462  1.0
  S  S12  1  0.374  0.764  0.962  1.0
  S  S13  1  0.236  0.626  0.538  1.0
  O  O14  1  0.670  0.593  0.093  1.0
  O  O15  1  0.407  0.330  0.407  1.0
  O  O16  1  0.330  0.407  0.907  1.0
  O  O17  1  0.593  0.670  0.593  1.0
  O  O18  1  0.940  0.670  0.911  1.0
  O  O19  1  0.330  0.060  0.589  1.0
  O  O20  1  0.060  0.330  0.089  1.0
  O  O21  1  0.670  0.940  0.411  1.0
  O  O22  1  0.844  0.863  0.898  1.0
  O  O23  1  0.137  0.156  0.602  1.0
  O  O24  1  0.156  0.137  0.102  1.0
  O  O25  1  0.863  0.844  0.398  1.0
  O  O26  1  0.936  0.794  0.093  1.0
  O  O27  1  0.206  0.064  0.407  1.0
  O  O28  1  0.064  0.206  0.907  1.0
  O  O29  1  0.794  0.936  0.593  1.0
  O  O30  1  0.749  0.326  0.106  1.0
  O  O31  1  0.674  0.251  0.394  1.0
  O  O32  1  0.251  0.674  0.894  1.0
  O  O33  1  0.326  0.749  0.606  1.0
  O  O34  1  0.605  0.366  0.939  1.0
  O  O35  1  0.634  0.395  0.561  1.0
  O  O36  1  0.395  0.634  0.061  1.0
  O  O37  1  0.366  0.605  0.439  1.0
  O  O38  1  0.468  0.113  0.154  1.0
  O  O39  1  0.887  0.532  0.346  1.0
  O  O40  1  0.532  0.887  0.846  1.0
  O  O41  1  0.113  0.468  0.654  1.0
  O  O42  1  0.699  0.172  0.947  1.0
  O  O43  1  0.828  0.301  0.553  1.0
  O  O44  1  0.301  0.828  0.053  1.0
  O  O45  1  0.172  0.699  0.447  1.0
[/CIF]
.
The compound described by 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. is represented by the CIF file [CIF]
data_SrAu2(SO4)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.407
_cell_length_b   9.407
_cell_length_c   10.650
_cell_angle_alpha   77.273
_cell_angle_beta   77.273
_cell_angle_gamma   116.120
_symmetry_Int_Tables_number   1
_cell_volume   769.406
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sr  Sr0  1  0.130  0.870  0.250  1.0
  Sr  Sr1  1  0.870  0.130  0.750  1.0
  Au  Au2  1  0.500  0.500  0.000  1.0
  Au  Au3  1  0.500  0.500  0.500  1.0
  Au  Au4  1  0.000  0.500  0.000  1.0
  Au  Au5  1  0.500  0.000  0.500  1.0
  S  S6  1  0.852  0.739  0.999  1.0
  S  S7  1  0.261  0.148  0.501  1.0
  S  S8  1  0.148  0.261  0.001  1.0
  S  S9  1  0.739  0.852  0.499  1.0
  S  S10  1  0.626  0.236  0.038  1.0
  S  S11  1  0.764  0.374  0.462  1.0
  S  S12  1  0.374  0.764  0.962  1.0
  S  S13  1  0.236  0.626  0.538  1.0
  O  O14  1  0.670  0.593  0.093  1.0
  O  O15  1  0.407  0.330  0.407  1.0
  O  O16  1  0.330  0.407  0.907  1.0
  O  O17  1  0.593  0.670  0.593  1.0
  O  O18  1  0.940  0.670  0.911  1.0
  O  O19  1  0.330  0.060  0.589  1.0
  O  O20  1  0.060  0.330  0.089  1.0
  O  O21  1  0.670  0.940  0.411  1.0
  O  O22  1  0.844  0.863  0.898  1.0
  O  O23  1  0.137  0.156  0.602  1.0
  O  O24  1  0.156  0.137  0.102  1.0
  O  O25  1  0.863  0.844  0.398  1.0
  O  O26  1  0.936  0.794  0.093  1.0
  O  O27  1  0.206  0.064  0.407  1.0
  O  O28  1  0.064  0.206  0.907  1.0
  O  O29  1  0.794  0.936  0.593  1.0
  O  O30  1  0.749  0.326  0.106  1.0
  O  O31  1  0.674  0.251  0.394  1.0
  O  O32  1  0.251  0.674  0.894  1.0
  O  O33  1  0.326  0.749  0.606  1.0
  O  O34  1  0.605  0.366  0.939  1.0
  O  O35  1  0.634  0.395  0.561  1.0
  O  O36  1  0.395  0.634  0.061  1.0
  O  O37  1  0.366  0.605  0.439  1.0
  O  O38  1  0.468  0.113  0.154  1.0
  O  O39  1  0.887  0.532  0.346  1.0
  O  O40  1  0.532  0.887  0.846  1.0
  O  O41  1  0.113  0.468  0.654  1.0
  O  O42  1  0.699  0.172  0.947  1.0
  O  O43  1  0.828  0.301  0.553  1.0
  O  O44  1  0.301  0.828  0.053  1.0
  O  O45  1  0.172  0.699  0.447  1.0
[/CIF]
.