The compound described by Bi4Cu3V2O14 crystallizes in the triclinic P-1 space group. V(1) is bonded in a tetrahedral geometry to one O(3), one O(4), one O(5), and one O(6) atom. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a rectangular see-saw-like geometry to one O(1), one O(2), one O(3), and one O(4) atom. In the second Cu site, Cu(2) is bonded in a square co-planar geometry to two equivalent O(1) and two equivalent O(2) atoms. There are two inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(5), and two equivalent O(7) atoms. In the second Bi site, Bi(2) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(6), and two equivalent O(7) atoms. There are seven inequivalent O sites. In the first O site, O(1) is bonded to one Cu(1), one Cu(2), one Bi(1), and one Bi(2) atom to form distorted OCu2Bi2 tetrahedra that share  a cornercorner with one O(1)Cu2Bi2 tetrahedra,  a cornercorner with one O(2)Cu2Bi2 tetrahedra, corners with two equivalent O(7)Bi4 tetrahedra,  an edgeedge with one O(7)Bi4 tetrahedra, and edges with two equivalent O(2)Cu2Bi2 tetrahedra. In the second O site, O(2) is bonded to one Cu(1), one Cu(2), one Bi(1), and one Bi(2) atom to form OCu2Bi2 tetrahedra that share  a cornercorner with one O(1)Cu2Bi2 tetrahedra,  a cornercorner with one O(2)Cu2Bi2 tetrahedra, corners with two equivalent O(7)Bi4 tetrahedra,  an edgeedge with one O(7)Bi4 tetrahedra, and edges with two equivalent O(1)Cu2Bi2 tetrahedra. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one V(1) and one Cu(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one V(1) and one Cu(1) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one V(1) and one Bi(1) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one V(1) and one Bi(2) atom. In the seventh O site, O(7) is bonded to two equivalent Bi(1) and two equivalent Bi(2) atoms to form OBi4 tetrahedra that share corners with two equivalent O(1)Cu2Bi2 tetrahedra, corners with two equivalent O(2)Cu2Bi2 tetrahedra,  an edgeedge with one O(1)Cu2Bi2 tetrahedra,  an edgeedge with one O(2)Cu2Bi2 tetrahedra, and edges with two equivalent O(7)Bi4 tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_V2Cu3(Bi2O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.339
_cell_length_b   8.068
_cell_length_c   8.117
_cell_angle_alpha   105.387
_cell_angle_beta   89.512
_cell_angle_gamma   109.246
_symmetry_Int_Tables_number   1
_cell_volume   317.074
_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
  V  V0  1  0.252  0.428  0.246  1.0
  V  V1  1  0.748  0.572  0.754  1.0
  Cu  Cu2  1  0.636  0.221  0.977  1.0
  Cu  Cu3  1  0.364  0.779  0.023  1.0
  Cu  Cu4  1  0.000  0.000  0.000  1.0
  Bi  Bi5  1  0.105  0.206  0.696  1.0
  Bi  Bi6  1  0.895  0.794  0.304  1.0
  Bi  Bi7  1  0.425  0.844  0.639  1.0
  Bi  Bi8  1  0.575  0.156  0.361  1.0
  O  O9  1  0.288  0.070  0.856  1.0
  O  O10  1  0.712  0.930  0.144  1.0
  O  O11  1  0.222  0.958  0.165  1.0
  O  O12  1  0.778  0.042  0.835  1.0
  O  O13  1  0.995  0.341  0.087  1.0
  O  O14  1  0.005  0.659  0.913  1.0
  O  O15  1  0.536  0.392  0.158  1.0
  O  O16  1  0.464  0.608  0.842  1.0
  O  O17  1  0.179  0.319  0.408  1.0
  O  O18  1  0.821  0.681  0.592  1.0
  O  O19  1  0.329  0.667  0.329  1.0
  O  O20  1  0.671  0.333  0.671  1.0
  O  O21  1  0.247  0.001  0.503  1.0
  O  O22  1  0.753  0.999  0.497  1.0
[/CIF]
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The compound described by Bi4Cu3V2O14 crystallizes in the triclinic P-1 space group. V(1) is bonded in a tetrahedral geometry to one O(3), one O(4), one O(5), and one O(6) atom. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a rectangular see-saw-like geometry to one O(1), one O(2), one O(3), and one O(4) atom. In the second Cu site, Cu(2) is bonded in a square co-planar geometry to two equivalent O(1) and two equivalent O(2) atoms. There are two inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(5), and two equivalent O(7) atoms. In the second Bi site, Bi(2) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(6), and two equivalent O(7) atoms. There are seven inequivalent O sites. In the first O site, O(1) is bonded to one Cu(1), one Cu(2), one Bi(1), and one Bi(2) atom to form distorted OCu2Bi2 tetrahedra that share  a cornercorner with one O(1)Cu2Bi2 tetrahedra,  a cornercorner with one O(2)Cu2Bi2 tetrahedra, corners with two equivalent O(7)Bi4 tetrahedra,  an edgeedge with one O(7)Bi4 tetrahedra, and edges with two equivalent O(2)Cu2Bi2 tetrahedra. In the second O site, O(2) is bonded to one Cu(1), one Cu(2), one Bi(1), and one Bi(2) atom to form OCu2Bi2 tetrahedra that share  a cornercorner with one O(1)Cu2Bi2 tetrahedra,  a cornercorner with one O(2)Cu2Bi2 tetrahedra, corners with two equivalent O(7)Bi4 tetrahedra,  an edgeedge with one O(7)Bi4 tetrahedra, and edges with two equivalent O(1)Cu2Bi2 tetrahedra. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one V(1) and one Cu(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one V(1) and one Cu(1) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one V(1) and one Bi(1) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one V(1) and one Bi(2) atom. In the seventh O site, O(7) is bonded to two equivalent Bi(1) and two equivalent Bi(2) atoms to form OBi4 tetrahedra that share corners with two equivalent O(1)Cu2Bi2 tetrahedra, corners with two equivalent O(2)Cu2Bi2 tetrahedra,  an edgeedge with one O(1)Cu2Bi2 tetrahedra,  an edgeedge with one O(2)Cu2Bi2 tetrahedra, and edges with two equivalent O(7)Bi4 tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_V2Cu3(Bi2O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.339
_cell_length_b   8.068
_cell_length_c   8.117
_cell_angle_alpha   105.387
_cell_angle_beta   89.512
_cell_angle_gamma   109.246
_symmetry_Int_Tables_number   1
_cell_volume   317.074
_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
  V  V0  1  0.252  0.428  0.246  1.0
  V  V1  1  0.748  0.572  0.754  1.0
  Cu  Cu2  1  0.636  0.221  0.977  1.0
  Cu  Cu3  1  0.364  0.779  0.023  1.0
  Cu  Cu4  1  0.000  0.000  0.000  1.0
  Bi  Bi5  1  0.105  0.206  0.696  1.0
  Bi  Bi6  1  0.895  0.794  0.304  1.0
  Bi  Bi7  1  0.425  0.844  0.639  1.0
  Bi  Bi8  1  0.575  0.156  0.361  1.0
  O  O9  1  0.288  0.070  0.856  1.0
  O  O10  1  0.712  0.930  0.144  1.0
  O  O11  1  0.222  0.958  0.165  1.0
  O  O12  1  0.778  0.042  0.835  1.0
  O  O13  1  0.995  0.341  0.087  1.0
  O  O14  1  0.005  0.659  0.913  1.0
  O  O15  1  0.536  0.392  0.158  1.0
  O  O16  1  0.464  0.608  0.842  1.0
  O  O17  1  0.179  0.319  0.408  1.0
  O  O18  1  0.821  0.681  0.592  1.0
  O  O19  1  0.329  0.667  0.329  1.0
  O  O20  1  0.671  0.333  0.671  1.0
  O  O21  1  0.247  0.001  0.503  1.0
  O  O22  1  0.753  0.999  0.497  1.0
[/CIF]
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