The material described by K6CdPb8 crystallizes in the monoclinic C2/m space group. There are nine inequivalent K sites. In the first K site, K(1) is bonded in a 6-coordinate geometry to one Pb(7), one Pb(9), two equivalent Pb(1), two equivalent Pb(2), and two equivalent Pb(3) atoms. In the second K site, K(2) is bonded in a 8-coordinate geometry to one Pb(9), three equivalent Pb(3), and four equivalent Pb(1) atoms. In the third K site, K(3) is bonded in a 1-coordinate geometry to one Pb(3), two equivalent Pb(4), two equivalent Pb(7), and two equivalent Pb(9) atoms. In the fourth K site, K(4) is bonded in a 10-coordinate geometry to one Cd(1), one Cd(2), one Pb(6), one Pb(7), two equivalent Pb(1), two equivalent Pb(2), and two equivalent Pb(5) atoms. In the fifth K site, K(5) is bonded in a 9-coordinate geometry to one K(7), one Pb(2), two equivalent Pb(1), two equivalent Pb(6), and four equivalent Pb(5) atoms. In the sixth K site, K(6) is bonded in a 9-coordinate geometry to one K(7), two equivalent Pb(5), three equivalent Pb(8), and four equivalent Pb(4) atoms. In the seventh K site, K(7) is bonded in a 15-coordinate geometry to one K(5), one K(6), two equivalent K(9), one Pb(9), two equivalent Pb(1), two equivalent Pb(4), two equivalent Pb(5), two equivalent Pb(6), and two equivalent Pb(8) atoms. In the eighth K site, K(8) is bonded in a 5-coordinate geometry to one Pb(2), two equivalent Pb(4), two equivalent Pb(5), and two equivalent Pb(7) atoms. In the ninth K site, K(9) is bonded in a 9-coordinate geometry to two equivalent K(7), one Pb(3), one Pb(6), one Pb(8), two equivalent Pb(1), two equivalent Pb(4), and two equivalent Pb(9) atoms. There are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 6-coordinate geometry to one K(4), one Pb(7), one Pb(8), two equivalent Pb(4), and two equivalent Pb(5) atoms. In the second Cd site, Cd(2) is bonded in a 6-coordinate geometry to two equivalent K(4), two equivalent Pb(6), and four equivalent Pb(5) atoms. There are nine inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 10-coordinate geometry to one K(1), one K(4), one K(5), one K(7), one K(9), two equivalent K(2), one Pb(1), one Pb(2), and one Pb(3) atom. In the second Pb site, Pb(2) is bonded in a 9-coordinate geometry to one K(5), one K(8), two equivalent K(1), two equivalent K(4), one Pb(3), and two equivalent Pb(1) atoms. In the third Pb site, Pb(3) is bonded in a 10-coordinate geometry to one K(3), one K(9), two equivalent K(1), three equivalent K(2), one Pb(2), and two equivalent Pb(1) atoms. In the fourth Pb site, Pb(4) is bonded in a 11-coordinate geometry to one K(3), one K(7), one K(8), one K(9), two equivalent K(6), one Cd(1), one Pb(7), one Pb(9), and two equivalent Pb(4) atoms. In the fifth Pb site, Pb(5) is bonded in a 12-coordinate geometry to one K(4), one K(6), one K(7), one K(8), two equivalent K(5), one Cd(1), one Cd(2), one Pb(6), one Pb(8), and two equivalent Pb(5) atoms. In the sixth Pb site, Pb(6) is bonded in a 10-coordinate geometry to one K(4), one K(9), two equivalent K(5), two equivalent K(7), one Cd(2), one Pb(8), and two equivalent Pb(5) atoms. In the seventh Pb site, Pb(7) is bonded in a 10-coordinate geometry to one K(1), one K(4), two equivalent K(3), two equivalent K(8), one Cd(1), one Pb(9), and two equivalent Pb(4) atoms. In the eighth Pb site, Pb(8) is bonded in a 10-coordinate geometry to one K(9), two equivalent K(7), three equivalent K(6), one Cd(1), one Pb(6), and two equivalent Pb(5) atoms. In the ninth Pb site, Pb(9) is bonded in a 10-coordinate geometry to one K(1), one K(2), one K(7), two equivalent K(3), two equivalent K(9), one Pb(7), and two equivalent Pb(4) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_K6CdPb8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   15.118
_cell_length_b   15.118
_cell_length_c   19.013
_cell_angle_alpha   63.950
_cell_angle_beta   63.950
_cell_angle_gamma   26.826
_symmetry_Int_Tables_number   1
_cell_volume   1749.932
_cell_formula_units_Z   3
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  0.428  0.428  0.446  1.0
  K  K1  1  0.726  0.726  0.473  1.0
  K  K2  1  0.914  0.914  0.608  1.0
  K  K3  1  0.086  0.086  0.392  1.0
  K  K4  1  0.486  0.486  0.218  1.0
  K  K5  1  0.045  0.045  0.869  1.0
  K  K6  1  0.955  0.955  0.131  1.0
  K  K7  1  0.211  0.211  0.002  1.0
  K  K8  1  0.188  0.188  0.812  1.0
  K  K9  1  0.077  0.077  0.194  1.0
  K  K10  1  0.789  0.789  0.998  1.0
  K  K11  1  0.812  0.812  0.188  1.0
  K  K12  1  0.923  0.923  0.806  1.0
  K  K13  1  0.572  0.572  0.554  1.0
  K  K14  1  0.250  0.250  0.311  1.0
  K  K15  1  0.514  0.514  0.782  1.0
  K  K16  1  0.274  0.274  0.527  1.0
  K  K17  1  0.750  0.750  0.689  1.0
  Cd  Cd18  1  0.634  0.634  0.113  1.0
  Cd  Cd19  1  0.500  0.500  0.000  1.0
  Cd  Cd20  1  0.366  0.366  0.887  1.0
  Pb  Pb21  1  0.374  0.903  0.665  1.0
  Pb  Pb22  1  0.049  0.049  0.658  1.0
  Pb  Pb23  1  0.846  0.846  0.486  1.0
  Pb  Pb24  1  0.929  0.445  0.194  1.0
  Pb  Pb25  1  0.342  0.830  0.016  1.0
  Pb  Pb26  1  0.445  0.929  0.194  1.0
  Pb  Pb27  1  0.626  0.097  0.335  1.0
  Pb  Pb28  1  0.390  0.390  0.144  1.0
  Pb  Pb29  1  0.903  0.374  0.665  1.0
  Pb  Pb30  1  0.420  0.420  0.702  1.0
  Pb  Pb31  1  0.610  0.610  0.856  1.0
  Pb  Pb32  1  0.311  0.311  0.077  1.0
  Pb  Pb33  1  0.658  0.170  0.984  1.0
  Pb  Pb34  1  0.670  0.670  0.339  1.0
  Pb  Pb35  1  0.689  0.689  0.923  1.0
  Pb  Pb36  1  0.071  0.555  0.806  1.0
  Pb  Pb37  1  0.555  0.071  0.806  1.0
  Pb  Pb38  1  0.097  0.626  0.335  1.0
  Pb  Pb39  1  0.580  0.580  0.298  1.0
  Pb  Pb40  1  0.154  0.154  0.514  1.0
  Pb  Pb41  1  0.170  0.658  0.984  1.0
  Pb  Pb42  1  0.330  0.330  0.661  1.0
  Pb  Pb43  1  0.830  0.342  0.016  1.0
  Pb  Pb44  1  0.951  0.951  0.342  1.0
[/CIF]
.
The material described by K6CdPb8 crystallizes in the monoclinic C2/m space group. There are nine inequivalent K sites. In the first K site, K(1) is bonded in a 6-coordinate geometry to one Pb(7), one Pb(9), two equivalent Pb(1), two equivalent Pb(2), and two equivalent Pb(3) atoms. In the second K site, K(2) is bonded in a 8-coordinate geometry to one Pb(9), three equivalent Pb(3), and four equivalent Pb(1) atoms. In the third K site, K(3) is bonded in a 1-coordinate geometry to one Pb(3), two equivalent Pb(4), two equivalent Pb(7), and two equivalent Pb(9) atoms. In the fourth K site, K(4) is bonded in a 10-coordinate geometry to one Cd(1), one Cd(2), one Pb(6), one Pb(7), two equivalent Pb(1), two equivalent Pb(2), and two equivalent Pb(5) atoms. In the fifth K site, K(5) is bonded in a 9-coordinate geometry to one K(7), one Pb(2), two equivalent Pb(1), two equivalent Pb(6), and four equivalent Pb(5) atoms. In the sixth K site, K(6) is bonded in a 9-coordinate geometry to one K(7), two equivalent Pb(5), three equivalent Pb(8), and four equivalent Pb(4) atoms. In the seventh K site, K(7) is bonded in a 15-coordinate geometry to one K(5), one K(6), two equivalent K(9), one Pb(9), two equivalent Pb(1), two equivalent Pb(4), two equivalent Pb(5), two equivalent Pb(6), and two equivalent Pb(8) atoms. In the eighth K site, K(8) is bonded in a 5-coordinate geometry to one Pb(2), two equivalent Pb(4), two equivalent Pb(5), and two equivalent Pb(7) atoms. In the ninth K site, K(9) is bonded in a 9-coordinate geometry to two equivalent K(7), one Pb(3), one Pb(6), one Pb(8), two equivalent Pb(1), two equivalent Pb(4), and two equivalent Pb(9) atoms. There are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 6-coordinate geometry to one K(4), one Pb(7), one Pb(8), two equivalent Pb(4), and two equivalent Pb(5) atoms. In the second Cd site, Cd(2) is bonded in a 6-coordinate geometry to two equivalent K(4), two equivalent Pb(6), and four equivalent Pb(5) atoms. There are nine inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 10-coordinate geometry to one K(1), one K(4), one K(5), one K(7), one K(9), two equivalent K(2), one Pb(1), one Pb(2), and one Pb(3) atom. In the second Pb site, Pb(2) is bonded in a 9-coordinate geometry to one K(5), one K(8), two equivalent K(1), two equivalent K(4), one Pb(3), and two equivalent Pb(1) atoms. In the third Pb site, Pb(3) is bonded in a 10-coordinate geometry to one K(3), one K(9), two equivalent K(1), three equivalent K(2), one Pb(2), and two equivalent Pb(1) atoms. In the fourth Pb site, Pb(4) is bonded in a 11-coordinate geometry to one K(3), one K(7), one K(8), one K(9), two equivalent K(6), one Cd(1), one Pb(7), one Pb(9), and two equivalent Pb(4) atoms. In the fifth Pb site, Pb(5) is bonded in a 12-coordinate geometry to one K(4), one K(6), one K(7), one K(8), two equivalent K(5), one Cd(1), one Cd(2), one Pb(6), one Pb(8), and two equivalent Pb(5) atoms. In the sixth Pb site, Pb(6) is bonded in a 10-coordinate geometry to one K(4), one K(9), two equivalent K(5), two equivalent K(7), one Cd(2), one Pb(8), and two equivalent Pb(5) atoms. In the seventh Pb site, Pb(7) is bonded in a 10-coordinate geometry to one K(1), one K(4), two equivalent K(3), two equivalent K(8), one Cd(1), one Pb(9), and two equivalent Pb(4) atoms. In the eighth Pb site, Pb(8) is bonded in a 10-coordinate geometry to one K(9), two equivalent K(7), three equivalent K(6), one Cd(1), one Pb(6), and two equivalent Pb(5) atoms. In the ninth Pb site, Pb(9) is bonded in a 10-coordinate geometry to one K(1), one K(2), one K(7), two equivalent K(3), two equivalent K(9), one Pb(7), and two equivalent Pb(4) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_K6CdPb8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   15.118
_cell_length_b   15.118
_cell_length_c   19.013
_cell_angle_alpha   63.950
_cell_angle_beta   63.950
_cell_angle_gamma   26.826
_symmetry_Int_Tables_number   1
_cell_volume   1749.932
_cell_formula_units_Z   3
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  0.428  0.428  0.446  1.0
  K  K1  1  0.726  0.726  0.473  1.0
  K  K2  1  0.914  0.914  0.608  1.0
  K  K3  1  0.086  0.086  0.392  1.0
  K  K4  1  0.486  0.486  0.218  1.0
  K  K5  1  0.045  0.045  0.869  1.0
  K  K6  1  0.955  0.955  0.131  1.0
  K  K7  1  0.211  0.211  0.002  1.0
  K  K8  1  0.188  0.188  0.812  1.0
  K  K9  1  0.077  0.077  0.194  1.0
  K  K10  1  0.789  0.789  0.998  1.0
  K  K11  1  0.812  0.812  0.188  1.0
  K  K12  1  0.923  0.923  0.806  1.0
  K  K13  1  0.572  0.572  0.554  1.0
  K  K14  1  0.250  0.250  0.311  1.0
  K  K15  1  0.514  0.514  0.782  1.0
  K  K16  1  0.274  0.274  0.527  1.0
  K  K17  1  0.750  0.750  0.689  1.0
  Cd  Cd18  1  0.634  0.634  0.113  1.0
  Cd  Cd19  1  0.500  0.500  0.000  1.0
  Cd  Cd20  1  0.366  0.366  0.887  1.0
  Pb  Pb21  1  0.374  0.903  0.665  1.0
  Pb  Pb22  1  0.049  0.049  0.658  1.0
  Pb  Pb23  1  0.846  0.846  0.486  1.0
  Pb  Pb24  1  0.929  0.445  0.194  1.0
  Pb  Pb25  1  0.342  0.830  0.016  1.0
  Pb  Pb26  1  0.445  0.929  0.194  1.0
  Pb  Pb27  1  0.626  0.097  0.335  1.0
  Pb  Pb28  1  0.390  0.390  0.144  1.0
  Pb  Pb29  1  0.903  0.374  0.665  1.0
  Pb  Pb30  1  0.420  0.420  0.702  1.0
  Pb  Pb31  1  0.610  0.610  0.856  1.0
  Pb  Pb32  1  0.311  0.311  0.077  1.0
  Pb  Pb33  1  0.658  0.170  0.984  1.0
  Pb  Pb34  1  0.670  0.670  0.339  1.0
  Pb  Pb35  1  0.689  0.689  0.923  1.0
  Pb  Pb36  1  0.071  0.555  0.806  1.0
  Pb  Pb37  1  0.555  0.071  0.806  1.0
  Pb  Pb38  1  0.097  0.626  0.335  1.0
  Pb  Pb39  1  0.580  0.580  0.298  1.0
  Pb  Pb40  1  0.154  0.154  0.514  1.0
  Pb  Pb41  1  0.170  0.658  0.984  1.0
  Pb  Pb42  1  0.330  0.330  0.661  1.0
  Pb  Pb43  1  0.830  0.342  0.016  1.0
  Pb  Pb44  1  0.951  0.951  0.342  1.0
[/CIF]
.