The material structure described by V6Cu5Te12 crystallizes in the triclinic P-1 space group. There are six inequivalent V sites. In the first V site, V(1) is bonded in a 8-coordinate geometry to one V(3), one Cu(1), one Cu(2), one Cu(3), one Cu(4), one Te(1), one Te(3), and two equivalent Te(4) atoms. In the second V site, V(2) is bonded in a 9-coordinate geometry to one V(2), one Cu(3), two equivalent Cu(1), one Te(1), one Te(3), one Te(6), and two equivalent Te(2) atoms. In the third V site, V(3) is bonded in a 9-coordinate geometry to one V(1), one V(4), one Cu(2), one Cu(3), one Cu(4), one Te(10), one Te(4), one Te(6), and one Te(8) atom. In the fourth V site, V(4) is bonded in a 10-coordinate geometry to one V(3), one Cu(2), one Cu(4), two equivalent Cu(5), one Te(10), one Te(11), one Te(12), one Te(6), and one Te(9) atom. In the fifth V site, V(5) is bonded in a 8-coordinate geometry to one Cu(4), one Te(10), one Te(12), one Te(2), one Te(3), one Te(4), one Te(5), and one Te(7) atom. In the sixth V site, V(6) is bonded in a 7-coordinate geometry to one Cu(5), one Te(5), one Te(6), one Te(7), one Te(9), and two equivalent Te(11) atoms. There are five inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 9-coordinate geometry to one V(1), two equivalent V(2), one Cu(4), one Te(2), one Te(3), one Te(4), one Te(6), and one Te(8) atom. In the second Cu site, Cu(2) is bonded in a 9-coordinate geometry to one V(1), one V(3), one V(4), one Cu(4), one Cu(5), one Te(10), one Te(12), one Te(3), and one Te(5) atom. In the third Cu site, Cu(3) is bonded to one V(1), one V(2), one V(3), one Te(2), one Te(6), and two equivalent Te(1) atoms to form distorted edge-sharing CuV3Te4 pentagonal bipyramids. In the fourth Cu site, Cu(4) is bonded in a 10-coordinate geometry to one V(1), one V(3), one V(4), one V(5), one Cu(1), one Cu(2), one Te(12), one Te(3), one Te(6), and one Te(8) atom. In the fifth Cu site, Cu(5) is bonded in a 9-coordinate geometry to one V(6), two equivalent V(4), one Cu(2), one Te(10), one Te(11), one Te(12), one Te(5), and one Te(9) atom. There are twelve inequivalent Te sites. In the first Te site, Te(1) is bonded in a 4-coordinate geometry to one V(1), one V(2), and two equivalent Cu(3) atoms. In the second Te site, Te(2) is bonded in a 5-coordinate geometry to one V(5), two equivalent V(2), one Cu(1), and one Cu(3) atom. In the third Te site, Te(3) is bonded in a 5-coordinate geometry to one V(1), one V(2), one V(5), one Cu(1), one Cu(2), and one Cu(4) atom. In the fourth Te site, Te(4) is bonded in a 5-coordinate geometry to one V(3), one V(5), two equivalent V(1), and one Cu(1) atom. In the fifth Te site, Te(5) is bonded in a 4-coordinate geometry to one V(5), one V(6), one Cu(2), and one Cu(5) atom. In the sixth Te site, Te(6) is bonded in a 5-coordinate geometry to one V(2), one V(3), one V(4), one V(6), one Cu(1), one Cu(3), and one Cu(4) atom. In the seventh Te site, Te(7) is bonded in a distorted bent 120 degrees geometry to one V(5) and one V(6) atom. In the eighth Te site, Te(8) is bonded in a 3-coordinate geometry to one V(3), one Cu(1), and one Cu(4) atom. In the ninth Te site, Te(9) is bonded in a 3-coordinate geometry to one V(4), one V(6), and one Cu(5) atom. In the tenth Te site, Te(10) is bonded in a 3-coordinate geometry to one V(3), one V(4), one V(5), one Cu(2), and one Cu(5) atom. In the eleventh Te site, Te(11) is bonded in a 4-coordinate geometry to one V(4), two equivalent V(6), and one Cu(5) atom. In the twelfth Te site, Te(12) is bonded in a 5-coordinate geometry to one V(4), one V(5), one Cu(2), one Cu(4), and one Cu(5) atom. is represented by the CIF file [CIF]
data_V6Cu5Te12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.837
_cell_length_b   9.019
_cell_length_c   15.564
_cell_angle_alpha   85.818
_cell_angle_beta   81.567
_cell_angle_gamma   86.274
_symmetry_Int_Tables_number   1
_cell_volume   1083.674
_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
  V  V0  1  0.874  0.403  0.429  1.0
  V  V1  1  0.374  0.045  0.544  1.0
  V  V2  1  0.950  0.667  0.713  1.0
  V  V3  1  0.077  0.653  0.866  1.0
  V  V4  1  0.596  0.309  0.733  1.0
  V  V5  1  0.873  0.999  0.098  1.0
  V  V6  1  0.127  0.001  0.902  1.0
  V  V7  1  0.404  0.691  0.267  1.0
  V  V8  1  0.923  0.347  0.134  1.0
  V  V9  1  0.050  0.333  0.287  1.0
  V  V10  1  0.626  0.955  0.456  1.0
  V  V11  1  0.126  0.597  0.571  1.0
  Cu  Cu12  1  0.508  0.772  0.592  1.0
  Cu  Cu13  1  0.130  0.410  0.738  1.0
  Cu  Cu14  1  0.011  0.915  0.606  1.0
  Cu  Cu15  1  0.336  0.613  0.714  1.0
  Cu  Cu16  1  0.994  0.684  0.068  1.0
  Cu  Cu17  1  0.006  0.316  0.932  1.0
  Cu  Cu18  1  0.664  0.387  0.286  1.0
  Cu  Cu19  1  0.989  0.085  0.394  1.0
  Cu  Cu20  1  0.870  0.590  0.262  1.0
  Cu  Cu21  1  0.492  0.228  0.408  1.0
  Te  Te22  1  0.938  0.813  0.469  1.0
  Te  Te23  1  0.648  0.056  0.621  1.0
  Te  Te24  1  0.374  0.365  0.604  1.0
  Te  Te25  1  0.787  0.502  0.606  1.0
  Te  Te26  1  0.940  0.184  0.791  1.0
  Te  Te27  1  0.171  0.875  0.736  1.0
  Te  Te28  1  0.462  0.084  0.848  1.0
  Te  Te29  1  0.614  0.780  0.756  1.0
  Te  Te30  1  0.303  0.757  0.963  1.0
  Te  Te31  1  0.787  0.509  0.858  1.0
  Te  Te32  1  0.833  0.851  0.954  1.0
  Te  Te33  1  0.341  0.435  0.864  1.0
  Te  Te34  1  0.659  0.565  0.136  1.0
  Te  Te35  1  0.167  0.149  0.046  1.0
  Te  Te36  1  0.697  0.243  0.037  1.0
  Te  Te37  1  0.213  0.491  0.142  1.0
  Te  Te38  1  0.386  0.220  0.244  1.0
  Te  Te39  1  0.538  0.916  0.152  1.0
  Te  Te40  1  0.829  0.125  0.264  1.0
  Te  Te41  1  0.060  0.816  0.209  1.0
  Te  Te42  1  0.213  0.498  0.394  1.0
  Te  Te43  1  0.352  0.944  0.379  1.0
  Te  Te44  1  0.626  0.635  0.396  1.0
  Te  Te45  1  0.062  0.187  0.531  1.0
[/CIF]
.
The material structure described by V6Cu5Te12 crystallizes in the triclinic P-1 space group. There are six inequivalent V sites. In the first V site, V(1) is bonded in a 8-coordinate geometry to one V(3), one Cu(1), one Cu(2), one Cu(3), one Cu(4), one Te(1), one Te(3), and two equivalent Te(4) atoms. In the second V site, V(2) is bonded in a 9-coordinate geometry to one V(2), one Cu(3), two equivalent Cu(1), one Te(1), one Te(3), one Te(6), and two equivalent Te(2) atoms. In the third V site, V(3) is bonded in a 9-coordinate geometry to one V(1), one V(4), one Cu(2), one Cu(3), one Cu(4), one Te(10), one Te(4), one Te(6), and one Te(8) atom. In the fourth V site, V(4) is bonded in a 10-coordinate geometry to one V(3), one Cu(2), one Cu(4), two equivalent Cu(5), one Te(10), one Te(11), one Te(12), one Te(6), and one Te(9) atom. In the fifth V site, V(5) is bonded in a 8-coordinate geometry to one Cu(4), one Te(10), one Te(12), one Te(2), one Te(3), one Te(4), one Te(5), and one Te(7) atom. In the sixth V site, V(6) is bonded in a 7-coordinate geometry to one Cu(5), one Te(5), one Te(6), one Te(7), one Te(9), and two equivalent Te(11) atoms. There are five inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 9-coordinate geometry to one V(1), two equivalent V(2), one Cu(4), one Te(2), one Te(3), one Te(4), one Te(6), and one Te(8) atom. In the second Cu site, Cu(2) is bonded in a 9-coordinate geometry to one V(1), one V(3), one V(4), one Cu(4), one Cu(5), one Te(10), one Te(12), one Te(3), and one Te(5) atom. In the third Cu site, Cu(3) is bonded to one V(1), one V(2), one V(3), one Te(2), one Te(6), and two equivalent Te(1) atoms to form distorted edge-sharing CuV3Te4 pentagonal bipyramids. In the fourth Cu site, Cu(4) is bonded in a 10-coordinate geometry to one V(1), one V(3), one V(4), one V(5), one Cu(1), one Cu(2), one Te(12), one Te(3), one Te(6), and one Te(8) atom. In the fifth Cu site, Cu(5) is bonded in a 9-coordinate geometry to one V(6), two equivalent V(4), one Cu(2), one Te(10), one Te(11), one Te(12), one Te(5), and one Te(9) atom. There are twelve inequivalent Te sites. In the first Te site, Te(1) is bonded in a 4-coordinate geometry to one V(1), one V(2), and two equivalent Cu(3) atoms. In the second Te site, Te(2) is bonded in a 5-coordinate geometry to one V(5), two equivalent V(2), one Cu(1), and one Cu(3) atom. In the third Te site, Te(3) is bonded in a 5-coordinate geometry to one V(1), one V(2), one V(5), one Cu(1), one Cu(2), and one Cu(4) atom. In the fourth Te site, Te(4) is bonded in a 5-coordinate geometry to one V(3), one V(5), two equivalent V(1), and one Cu(1) atom. In the fifth Te site, Te(5) is bonded in a 4-coordinate geometry to one V(5), one V(6), one Cu(2), and one Cu(5) atom. In the sixth Te site, Te(6) is bonded in a 5-coordinate geometry to one V(2), one V(3), one V(4), one V(6), one Cu(1), one Cu(3), and one Cu(4) atom. In the seventh Te site, Te(7) is bonded in a distorted bent 120 degrees geometry to one V(5) and one V(6) atom. In the eighth Te site, Te(8) is bonded in a 3-coordinate geometry to one V(3), one Cu(1), and one Cu(4) atom. In the ninth Te site, Te(9) is bonded in a 3-coordinate geometry to one V(4), one V(6), and one Cu(5) atom. In the tenth Te site, Te(10) is bonded in a 3-coordinate geometry to one V(3), one V(4), one V(5), one Cu(2), and one Cu(5) atom. In the eleventh Te site, Te(11) is bonded in a 4-coordinate geometry to one V(4), two equivalent V(6), and one Cu(5) atom. In the twelfth Te site, Te(12) is bonded in a 5-coordinate geometry to one V(4), one V(5), one Cu(2), one Cu(4), and one Cu(5) atom. is represented by the CIF file [CIF]
data_V6Cu5Te12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.837
_cell_length_b   9.019
_cell_length_c   15.564
_cell_angle_alpha   85.818
_cell_angle_beta   81.567
_cell_angle_gamma   86.274
_symmetry_Int_Tables_number   1
_cell_volume   1083.674
_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
  V  V0  1  0.874  0.403  0.429  1.0
  V  V1  1  0.374  0.045  0.544  1.0
  V  V2  1  0.950  0.667  0.713  1.0
  V  V3  1  0.077  0.653  0.866  1.0
  V  V4  1  0.596  0.309  0.733  1.0
  V  V5  1  0.873  0.999  0.098  1.0
  V  V6  1  0.127  0.001  0.902  1.0
  V  V7  1  0.404  0.691  0.267  1.0
  V  V8  1  0.923  0.347  0.134  1.0
  V  V9  1  0.050  0.333  0.287  1.0
  V  V10  1  0.626  0.955  0.456  1.0
  V  V11  1  0.126  0.597  0.571  1.0
  Cu  Cu12  1  0.508  0.772  0.592  1.0
  Cu  Cu13  1  0.130  0.410  0.738  1.0
  Cu  Cu14  1  0.011  0.915  0.606  1.0
  Cu  Cu15  1  0.336  0.613  0.714  1.0
  Cu  Cu16  1  0.994  0.684  0.068  1.0
  Cu  Cu17  1  0.006  0.316  0.932  1.0
  Cu  Cu18  1  0.664  0.387  0.286  1.0
  Cu  Cu19  1  0.989  0.085  0.394  1.0
  Cu  Cu20  1  0.870  0.590  0.262  1.0
  Cu  Cu21  1  0.492  0.228  0.408  1.0
  Te  Te22  1  0.938  0.813  0.469  1.0
  Te  Te23  1  0.648  0.056  0.621  1.0
  Te  Te24  1  0.374  0.365  0.604  1.0
  Te  Te25  1  0.787  0.502  0.606  1.0
  Te  Te26  1  0.940  0.184  0.791  1.0
  Te  Te27  1  0.171  0.875  0.736  1.0
  Te  Te28  1  0.462  0.084  0.848  1.0
  Te  Te29  1  0.614  0.780  0.756  1.0
  Te  Te30  1  0.303  0.757  0.963  1.0
  Te  Te31  1  0.787  0.509  0.858  1.0
  Te  Te32  1  0.833  0.851  0.954  1.0
  Te  Te33  1  0.341  0.435  0.864  1.0
  Te  Te34  1  0.659  0.565  0.136  1.0
  Te  Te35  1  0.167  0.149  0.046  1.0
  Te  Te36  1  0.697  0.243  0.037  1.0
  Te  Te37  1  0.213  0.491  0.142  1.0
  Te  Te38  1  0.386  0.220  0.244  1.0
  Te  Te39  1  0.538  0.916  0.152  1.0
  Te  Te40  1  0.829  0.125  0.264  1.0
  Te  Te41  1  0.060  0.816  0.209  1.0
  Te  Te42  1  0.213  0.498  0.394  1.0
  Te  Te43  1  0.352  0.944  0.379  1.0
  Te  Te44  1  0.626  0.635  0.396  1.0
  Te  Te45  1  0.062  0.187  0.531  1.0
[/CIF]
.