The compound described by K6Tl2Sb3 crystallizes in the monoclinic C2/c space group. There are seven inequivalent K sites. In the first K site, K(1) is bonded in a 7-coordinate geometry to one Tl(2), two equivalent Tl(1), one Sb(2), one Sb(3), and two equivalent Sb(1) atoms. In the second K site, K(2) is bonded in a 6-coordinate geometry to two equivalent Tl(1), one Sb(1), one Sb(2), and two equivalent Sb(3) atoms. In the third K site, K(3) is bonded in a 5-coordinate geometry to one Tl(2), one Sb(1), one Sb(2), and two equivalent Sb(3) atoms. In the fourth K site, K(4) is bonded in a 5-coordinate geometry to one Tl(2), one Sb(2), one Sb(3), and two equivalent Sb(1) atoms. In the fifth K site, K(5) is bonded in a 6-coordinate geometry to two equivalent Tl(1), one Sb(1), one Sb(3), and two equivalent Sb(2) atoms. In the sixth K site, K(6) is bonded in a 4-coordinate geometry to two equivalent Tl(2), two equivalent Sb(1), and two equivalent Sb(2) atoms. In the seventh K site, K(7) is bonded in a 4-coordinate geometry to two equivalent Tl(2), two equivalent Sb(2), and two equivalent Sb(3) atoms. There are two inequivalent Tl sites. In the first Tl site, Tl(1) is bonded in a 9-coordinate geometry to two equivalent K(1), two equivalent K(2), two equivalent K(5), one Sb(1), one Sb(2), and one Sb(3) atom. In the second Tl site, Tl(2) is bonded in a 9-coordinate geometry to one K(1), one K(3), one K(4), one K(6), one K(7), one Tl(2), one Sb(1), one Sb(2), and one Sb(3) atom. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 10-coordinate geometry to one K(2), one K(3), one K(5), one K(6), two equivalent K(1), two equivalent K(4), one Tl(1), and one Tl(2) atom. In the second Sb site, Sb(2) is bonded in a 10-coordinate geometry to one K(1), one K(2), one K(3), one K(4), one K(6), one K(7), two equivalent K(5), one Tl(1), and one Tl(2) atom. In the third Sb site, Sb(3) is bonded in a 10-coordinate geometry to one K(1), one K(4), one K(5), one K(7), two equivalent K(2), two equivalent K(3), one Tl(1), and one Tl(2) atom. is represented by the CIF file [CIF]
data_K6Tl2Sb3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.930
_cell_length_b   9.930
_cell_length_c   19.879
_cell_angle_alpha   82.941
_cell_angle_beta   82.941
_cell_angle_gamma   119.379
_symmetry_Int_Tables_number   1
_cell_volume   1656.552
_cell_formula_units_Z   4
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
  K  K0  1  0.486  0.337  0.946  1.0
  K  K1  1  0.663  0.514  0.554  1.0
  K  K2  1  0.514  0.663  0.054  1.0
  K  K3  1  0.337  0.486  0.446  1.0
  K  K4  1  0.216  0.672  0.946  1.0
  K  K5  1  0.328  0.784  0.554  1.0
  K  K6  1  0.784  0.328  0.054  1.0
  K  K7  1  0.672  0.216  0.446  1.0
  K  K8  1  0.588  0.077  0.822  1.0
  K  K9  1  0.923  0.412  0.678  1.0
  K  K10  1  0.412  0.923  0.178  1.0
  K  K11  1  0.077  0.588  0.322  1.0
  K  K12  1  0.244  0.413  0.822  1.0
  K  K13  1  0.587  0.756  0.678  1.0
  K  K14  1  0.756  0.587  0.178  1.0
  K  K15  1  0.413  0.244  0.322  1.0
  K  K16  1  0.126  0.938  0.054  1.0
  K  K17  1  0.062  0.874  0.446  1.0
  K  K18  1  0.874  0.062  0.946  1.0
  K  K19  1  0.938  0.126  0.554  1.0
  K  K20  1  0.976  0.024  0.750  1.0
  K  K21  1  0.024  0.976  0.250  1.0
  K  K22  1  0.200  0.800  0.750  1.0
  K  K23  1  0.800  0.200  0.250  1.0
  Tl  Tl24  1  0.876  0.706  0.930  1.0
  Tl  Tl25  1  0.294  0.124  0.570  1.0
  Tl  Tl26  1  0.124  0.294  0.070  1.0
  Tl  Tl27  1  0.706  0.876  0.430  1.0
  Tl  Tl28  1  0.731  0.560  0.772  1.0
  Tl  Tl29  1  0.440  0.269  0.728  1.0
  Tl  Tl30  1  0.269  0.440  0.228  1.0
  Tl  Tl31  1  0.560  0.731  0.272  1.0
  Sb  Sb32  1  0.606  0.727  0.862  1.0
  Sb  Sb33  1  0.273  0.394  0.638  1.0
  Sb  Sb34  1  0.394  0.273  0.138  1.0
  Sb  Sb35  1  0.727  0.606  0.362  1.0
  Sb  Sb36  1  0.967  0.790  0.631  1.0
  Sb  Sb37  1  0.210  0.033  0.869  1.0
  Sb  Sb38  1  0.033  0.210  0.369  1.0
  Sb  Sb39  1  0.790  0.967  0.131  1.0
  Sb  Sb40  1  0.887  0.429  0.865  1.0
  Sb  Sb41  1  0.571  0.113  0.635  1.0
  Sb  Sb42  1  0.113  0.571  0.135  1.0
  Sb  Sb43  1  0.429  0.887  0.365  1.0
[/CIF]
.
The compound described by K6Tl2Sb3 crystallizes in the monoclinic C2/c space group. There are seven inequivalent K sites. In the first K site, K(1) is bonded in a 7-coordinate geometry to one Tl(2), two equivalent Tl(1), one Sb(2), one Sb(3), and two equivalent Sb(1) atoms. In the second K site, K(2) is bonded in a 6-coordinate geometry to two equivalent Tl(1), one Sb(1), one Sb(2), and two equivalent Sb(3) atoms. In the third K site, K(3) is bonded in a 5-coordinate geometry to one Tl(2), one Sb(1), one Sb(2), and two equivalent Sb(3) atoms. In the fourth K site, K(4) is bonded in a 5-coordinate geometry to one Tl(2), one Sb(2), one Sb(3), and two equivalent Sb(1) atoms. In the fifth K site, K(5) is bonded in a 6-coordinate geometry to two equivalent Tl(1), one Sb(1), one Sb(3), and two equivalent Sb(2) atoms. In the sixth K site, K(6) is bonded in a 4-coordinate geometry to two equivalent Tl(2), two equivalent Sb(1), and two equivalent Sb(2) atoms. In the seventh K site, K(7) is bonded in a 4-coordinate geometry to two equivalent Tl(2), two equivalent Sb(2), and two equivalent Sb(3) atoms. There are two inequivalent Tl sites. In the first Tl site, Tl(1) is bonded in a 9-coordinate geometry to two equivalent K(1), two equivalent K(2), two equivalent K(5), one Sb(1), one Sb(2), and one Sb(3) atom. In the second Tl site, Tl(2) is bonded in a 9-coordinate geometry to one K(1), one K(3), one K(4), one K(6), one K(7), one Tl(2), one Sb(1), one Sb(2), and one Sb(3) atom. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 10-coordinate geometry to one K(2), one K(3), one K(5), one K(6), two equivalent K(1), two equivalent K(4), one Tl(1), and one Tl(2) atom. In the second Sb site, Sb(2) is bonded in a 10-coordinate geometry to one K(1), one K(2), one K(3), one K(4), one K(6), one K(7), two equivalent K(5), one Tl(1), and one Tl(2) atom. In the third Sb site, Sb(3) is bonded in a 10-coordinate geometry to one K(1), one K(4), one K(5), one K(7), two equivalent K(2), two equivalent K(3), one Tl(1), and one Tl(2) atom. is represented by the CIF file [CIF]
data_K6Tl2Sb3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.930
_cell_length_b   9.930
_cell_length_c   19.879
_cell_angle_alpha   82.941
_cell_angle_beta   82.941
_cell_angle_gamma   119.379
_symmetry_Int_Tables_number   1
_cell_volume   1656.552
_cell_formula_units_Z   4
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
  K  K0  1  0.486  0.337  0.946  1.0
  K  K1  1  0.663  0.514  0.554  1.0
  K  K2  1  0.514  0.663  0.054  1.0
  K  K3  1  0.337  0.486  0.446  1.0
  K  K4  1  0.216  0.672  0.946  1.0
  K  K5  1  0.328  0.784  0.554  1.0
  K  K6  1  0.784  0.328  0.054  1.0
  K  K7  1  0.672  0.216  0.446  1.0
  K  K8  1  0.588  0.077  0.822  1.0
  K  K9  1  0.923  0.412  0.678  1.0
  K  K10  1  0.412  0.923  0.178  1.0
  K  K11  1  0.077  0.588  0.322  1.0
  K  K12  1  0.244  0.413  0.822  1.0
  K  K13  1  0.587  0.756  0.678  1.0
  K  K14  1  0.756  0.587  0.178  1.0
  K  K15  1  0.413  0.244  0.322  1.0
  K  K16  1  0.126  0.938  0.054  1.0
  K  K17  1  0.062  0.874  0.446  1.0
  K  K18  1  0.874  0.062  0.946  1.0
  K  K19  1  0.938  0.126  0.554  1.0
  K  K20  1  0.976  0.024  0.750  1.0
  K  K21  1  0.024  0.976  0.250  1.0
  K  K22  1  0.200  0.800  0.750  1.0
  K  K23  1  0.800  0.200  0.250  1.0
  Tl  Tl24  1  0.876  0.706  0.930  1.0
  Tl  Tl25  1  0.294  0.124  0.570  1.0
  Tl  Tl26  1  0.124  0.294  0.070  1.0
  Tl  Tl27  1  0.706  0.876  0.430  1.0
  Tl  Tl28  1  0.731  0.560  0.772  1.0
  Tl  Tl29  1  0.440  0.269  0.728  1.0
  Tl  Tl30  1  0.269  0.440  0.228  1.0
  Tl  Tl31  1  0.560  0.731  0.272  1.0
  Sb  Sb32  1  0.606  0.727  0.862  1.0
  Sb  Sb33  1  0.273  0.394  0.638  1.0
  Sb  Sb34  1  0.394  0.273  0.138  1.0
  Sb  Sb35  1  0.727  0.606  0.362  1.0
  Sb  Sb36  1  0.967  0.790  0.631  1.0
  Sb  Sb37  1  0.210  0.033  0.869  1.0
  Sb  Sb38  1  0.033  0.210  0.369  1.0
  Sb  Sb39  1  0.790  0.967  0.131  1.0
  Sb  Sb40  1  0.887  0.429  0.865  1.0
  Sb  Sb41  1  0.571  0.113  0.635  1.0
  Sb  Sb42  1  0.113  0.571  0.135  1.0
  Sb  Sb43  1  0.429  0.887  0.365  1.0
[/CIF]
.