The material described by Ba2Ag3Cu(SnS4)2 crystallizes in the triclinic P1 space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 8-coordinate geometry to one S(1), one S(2), one S(5), one S(6), two equivalent S(3), and two equivalent S(7) atoms. In the second Ba site, Ba(2) is bonded in a 8-coordinate geometry to one S(1), one S(2), one S(5), one S(6), two equivalent S(4), and two equivalent S(8) atoms. There are three inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a distorted see-saw-like geometry to one S(2), one S(3), one S(5), and one S(7) atom. In the second Ag site, Ag(2) is bonded in a 4-coordinate geometry to one S(1), one S(4), one S(6), and one S(8) atom. In the third Ag site, Ag(3) is bonded in a distorted see-saw-like geometry to one S(1), one S(3), one S(6), and one S(7) atom. Cu(1) is bonded in a 4-coordinate geometry to one S(2), one S(4), one S(5), and one S(8) atom. There are two inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a tetrahedral geometry to one S(1), one S(3), one S(6), and one S(8) atom. In the second Sn site, Sn(2) is bonded in a tetrahedral geometry to one S(2), one S(4), one S(5), and one S(7) atom. There are eight inequivalent S sites. In the first S site, S(1) is bonded to one Ba(1), one Ba(2), one Ag(2), one Ag(3), and one Sn(1) atom to form distorted SBa2Ag2Sn trigonal bipyramids that share  a cornercorner with one S(6)Ba2Ag2Sn trigonal bipyramid,  a cornercorner with one S(4)Ba2CuAgSn trigonal bipyramid, corners with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(5)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(7)Ba2Ag2Sn trigonal bipyramids,  an edgeedge with one S(3)Ba2Ag2Sn trigonal bipyramid,  an edgeedge with one S(4)Ba2CuAgSn trigonal bipyramid, and edges with two equivalent S(6)Ba2Ag2Sn trigonal bipyramids. In the second S site, S(2) is bonded in a 5-coordinate geometry to one Ba(1), one Ba(2), one Ag(1), one Cu(1), and one Sn(2) atom. In the third S site, S(3) is bonded to two equivalent Ba(1), one Ag(1), one Ag(3), and one Sn(1) atom to form distorted SBa2Ag2Sn trigonal bipyramids that share corners with two equivalent S(1)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(6)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(7)Ba2Ag2Sn trigonal bipyramids, corners with three equivalent S(5)Ba2CuAgSn trigonal bipyramids,  an edgeedge with one S(1)Ba2Ag2Sn trigonal bipyramid,  an edgeedge with one S(6)Ba2Ag2Sn trigonal bipyramid, and edges with two equivalent S(7)Ba2Ag2Sn trigonal bipyramids. In the fourth S site, S(4) is bonded to two equivalent Ba(2), one Ag(2), one Cu(1), and one Sn(2) atom to form distorted SBa2CuAgSn trigonal bipyramids that share  a cornercorner with one S(1)Ba2Ag2Sn trigonal bipyramid,  a cornercorner with one S(7)Ba2Ag2Sn trigonal bipyramid, corners with two equivalent S(4)Ba2CuAgSn trigonal bipyramids, corners with two equivalent S(5)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(6)Ba2Ag2Sn trigonal bipyramids,  an edgeedge with one S(1)Ba2Ag2Sn trigonal bipyramid, and  an edgeedge with one S(5)Ba2CuAgSn trigonal bipyramid. In the fifth S site, S(5) is bonded to one Ba(1), one Ba(2), one Ag(1), one Cu(1), and one Sn(2) atom to form distorted SBa2CuAgSn trigonal bipyramids that share corners with two equivalent S(1)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(6)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(7)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(4)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(3)Ba2Ag2Sn trigonal bipyramids,  an edgeedge with one S(7)Ba2Ag2Sn trigonal bipyramid, and  an edgeedge with one S(4)Ba2CuAgSn trigonal bipyramid. In the sixth S site, S(6) is bonded to one Ba(1), one Ba(2), one Ag(2), one Ag(3), and one Sn(1) atom to form distorted SBa2Ag2Sn trigonal bipyramids that share  a cornercorner with one S(1)Ba2Ag2Sn trigonal bipyramid,  a cornercorner with one S(7)Ba2Ag2Sn trigonal bipyramid, corners with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(5)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(4)Ba2CuAgSn trigonal bipyramids,  an edgeedge with one S(3)Ba2Ag2Sn trigonal bipyramid,  an edgeedge with one S(7)Ba2Ag2Sn trigonal bipyramid, and edges with two equivalent S(1)Ba2Ag2Sn trigonal bipyramids. In the seventh S site, S(7) is bonded to two equivalent Ba(1), one Ag(1), one Ag(3), and one Sn(2) atom to form distorted SBa2Ag2Sn trigonal bipyramids that share  a cornercorner with one S(6)Ba2Ag2Sn trigonal bipyramid,  a cornercorner with one S(4)Ba2CuAgSn trigonal bipyramid, corners with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(7)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(5)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(1)Ba2Ag2Sn trigonal bipyramids,  an edgeedge with one S(6)Ba2Ag2Sn trigonal bipyramid,  an edgeedge with one S(5)Ba2CuAgSn trigonal bipyramid, and edges with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids. In the eighth S site, S(8) is bonded in a 5-coordinate geometry to two equivalent Ba(2), one Ag(2), one Cu(1), and one Sn(1) atom. is represented by the CIF card [CIF]
data_Ba2CuAg3(SnS4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.495
_cell_length_b   6.515
_cell_length_c   10.787
_cell_angle_alpha   79.899
_cell_angle_beta   79.662
_cell_angle_gamma   68.028
_symmetry_Int_Tables_number   1
_cell_volume   413.509
_cell_formula_units_Z   1
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
  Ba  Ba0  1  0.999  0.999  0.001  1.0
  Ba  Ba1  1  0.500  0.500  0.499  1.0
  Cu  Cu2  1  0.903  0.902  0.403  1.0
  Ag  Ag3  1  0.597  0.594  0.100  1.0
  Ag  Ag4  1  0.098  0.101  0.595  1.0
  Ag  Ag5  1  0.401  0.402  0.901  1.0
  Sn  Sn6  1  0.754  0.752  0.746  1.0
  Sn  Sn7  1  0.246  0.249  0.254  1.0
  S  S8  1  0.759  0.372  0.766  1.0
  S  S9  1  0.225  0.876  0.278  1.0
  S  S10  1  0.539  0.924  0.935  1.0
  S  S11  1  0.039  0.438  0.437  1.0
  S  S12  1  0.630  0.235  0.237  1.0
  S  S13  1  0.134  0.745  0.733  1.0
  S  S14  1  0.072  0.458  0.066  1.0
  S  S15  1  0.604  0.954  0.550  1.0
[/CIF]
.
The material described by Ba2Ag3Cu(SnS4)2 crystallizes in the triclinic P1 space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 8-coordinate geometry to one S(1), one S(2), one S(5), one S(6), two equivalent S(3), and two equivalent S(7) atoms. In the second Ba site, Ba(2) is bonded in a 8-coordinate geometry to one S(1), one S(2), one S(5), one S(6), two equivalent S(4), and two equivalent S(8) atoms. There are three inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a distorted see-saw-like geometry to one S(2), one S(3), one S(5), and one S(7) atom. In the second Ag site, Ag(2) is bonded in a 4-coordinate geometry to one S(1), one S(4), one S(6), and one S(8) atom. In the third Ag site, Ag(3) is bonded in a distorted see-saw-like geometry to one S(1), one S(3), one S(6), and one S(7) atom. Cu(1) is bonded in a 4-coordinate geometry to one S(2), one S(4), one S(5), and one S(8) atom. There are two inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a tetrahedral geometry to one S(1), one S(3), one S(6), and one S(8) atom. In the second Sn site, Sn(2) is bonded in a tetrahedral geometry to one S(2), one S(4), one S(5), and one S(7) atom. There are eight inequivalent S sites. In the first S site, S(1) is bonded to one Ba(1), one Ba(2), one Ag(2), one Ag(3), and one Sn(1) atom to form distorted SBa2Ag2Sn trigonal bipyramids that share  a cornercorner with one S(6)Ba2Ag2Sn trigonal bipyramid,  a cornercorner with one S(4)Ba2CuAgSn trigonal bipyramid, corners with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(5)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(7)Ba2Ag2Sn trigonal bipyramids,  an edgeedge with one S(3)Ba2Ag2Sn trigonal bipyramid,  an edgeedge with one S(4)Ba2CuAgSn trigonal bipyramid, and edges with two equivalent S(6)Ba2Ag2Sn trigonal bipyramids. In the second S site, S(2) is bonded in a 5-coordinate geometry to one Ba(1), one Ba(2), one Ag(1), one Cu(1), and one Sn(2) atom. In the third S site, S(3) is bonded to two equivalent Ba(1), one Ag(1), one Ag(3), and one Sn(1) atom to form distorted SBa2Ag2Sn trigonal bipyramids that share corners with two equivalent S(1)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(6)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(7)Ba2Ag2Sn trigonal bipyramids, corners with three equivalent S(5)Ba2CuAgSn trigonal bipyramids,  an edgeedge with one S(1)Ba2Ag2Sn trigonal bipyramid,  an edgeedge with one S(6)Ba2Ag2Sn trigonal bipyramid, and edges with two equivalent S(7)Ba2Ag2Sn trigonal bipyramids. In the fourth S site, S(4) is bonded to two equivalent Ba(2), one Ag(2), one Cu(1), and one Sn(2) atom to form distorted SBa2CuAgSn trigonal bipyramids that share  a cornercorner with one S(1)Ba2Ag2Sn trigonal bipyramid,  a cornercorner with one S(7)Ba2Ag2Sn trigonal bipyramid, corners with two equivalent S(4)Ba2CuAgSn trigonal bipyramids, corners with two equivalent S(5)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(6)Ba2Ag2Sn trigonal bipyramids,  an edgeedge with one S(1)Ba2Ag2Sn trigonal bipyramid, and  an edgeedge with one S(5)Ba2CuAgSn trigonal bipyramid. In the fifth S site, S(5) is bonded to one Ba(1), one Ba(2), one Ag(1), one Cu(1), and one Sn(2) atom to form distorted SBa2CuAgSn trigonal bipyramids that share corners with two equivalent S(1)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(6)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(7)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(4)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(3)Ba2Ag2Sn trigonal bipyramids,  an edgeedge with one S(7)Ba2Ag2Sn trigonal bipyramid, and  an edgeedge with one S(4)Ba2CuAgSn trigonal bipyramid. In the sixth S site, S(6) is bonded to one Ba(1), one Ba(2), one Ag(2), one Ag(3), and one Sn(1) atom to form distorted SBa2Ag2Sn trigonal bipyramids that share  a cornercorner with one S(1)Ba2Ag2Sn trigonal bipyramid,  a cornercorner with one S(7)Ba2Ag2Sn trigonal bipyramid, corners with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(5)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(4)Ba2CuAgSn trigonal bipyramids,  an edgeedge with one S(3)Ba2Ag2Sn trigonal bipyramid,  an edgeedge with one S(7)Ba2Ag2Sn trigonal bipyramid, and edges with two equivalent S(1)Ba2Ag2Sn trigonal bipyramids. In the seventh S site, S(7) is bonded to two equivalent Ba(1), one Ag(1), one Ag(3), and one Sn(2) atom to form distorted SBa2Ag2Sn trigonal bipyramids that share  a cornercorner with one S(6)Ba2Ag2Sn trigonal bipyramid,  a cornercorner with one S(4)Ba2CuAgSn trigonal bipyramid, corners with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(7)Ba2Ag2Sn trigonal bipyramids, corners with two equivalent S(5)Ba2CuAgSn trigonal bipyramids, corners with three equivalent S(1)Ba2Ag2Sn trigonal bipyramids,  an edgeedge with one S(6)Ba2Ag2Sn trigonal bipyramid,  an edgeedge with one S(5)Ba2CuAgSn trigonal bipyramid, and edges with two equivalent S(3)Ba2Ag2Sn trigonal bipyramids. In the eighth S site, S(8) is bonded in a 5-coordinate geometry to two equivalent Ba(2), one Ag(2), one Cu(1), and one Sn(1) atom. is represented by the CIF card [CIF]
data_Ba2CuAg3(SnS4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.495
_cell_length_b   6.515
_cell_length_c   10.787
_cell_angle_alpha   79.899
_cell_angle_beta   79.662
_cell_angle_gamma   68.028
_symmetry_Int_Tables_number   1
_cell_volume   413.509
_cell_formula_units_Z   1
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
  Ba  Ba0  1  0.999  0.999  0.001  1.0
  Ba  Ba1  1  0.500  0.500  0.499  1.0
  Cu  Cu2  1  0.903  0.902  0.403  1.0
  Ag  Ag3  1  0.597  0.594  0.100  1.0
  Ag  Ag4  1  0.098  0.101  0.595  1.0
  Ag  Ag5  1  0.401  0.402  0.901  1.0
  Sn  Sn6  1  0.754  0.752  0.746  1.0
  Sn  Sn7  1  0.246  0.249  0.254  1.0
  S  S8  1  0.759  0.372  0.766  1.0
  S  S9  1  0.225  0.876  0.278  1.0
  S  S10  1  0.539  0.924  0.935  1.0
  S  S11  1  0.039  0.438  0.437  1.0
  S  S12  1  0.630  0.235  0.237  1.0
  S  S13  1  0.134  0.745  0.733  1.0
  S  S14  1  0.072  0.458  0.066  1.0
  S  S15  1  0.604  0.954  0.550  1.0
[/CIF]
.