The material structure described by V4Cu3O10 crystallizes in the monoclinic Cm space group. There are four inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(10), one O(2), one O(3), and two equivalent O(5) atoms to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 18-25°. In the second V site, V(2) is bonded to one O(3), one O(4), one O(5), one O(8), and two equivalent O(1) atoms to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 20-25°. In the third V site, V(3) is bonded to one O(5), one O(6), one O(7), one O(8), and two equivalent O(10) atoms to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 18-25°. In the fourth V site, V(4) is bonded to one O(10), one O(3), one O(8), one O(9), and two equivalent O(6) atoms to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 21-25°. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 6-coordinate geometry to one O(2), one O(7), two equivalent O(4), and two equivalent O(9) atoms. In the second Cu site, Cu(2) is bonded in a distorted linear geometry to one O(2) and one O(7) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one V(1) and two equivalent V(2) atoms. In the second O site, O(2) is bonded to one V(1), one Cu(1), and two equivalent Cu(2) atoms to form corner-sharing OVCu3 tetrahedra. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one V(1), one V(2), and one V(4) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one V(2) and two equivalent Cu(1) atoms. In the fifth O site, O(5) is bonded in a see-saw-like geometry to one V(2), one V(3), and two equivalent V(1) atoms. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one V(3) and two equivalent V(4) atoms. In the seventh O site, O(7) is bonded to one V(3), one Cu(1), and two equivalent Cu(2) atoms to form corner-sharing OVCu3 tetrahedra. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one V(2), one V(3), and one V(4) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one V(4) and two equivalent Cu(1) atoms. In the tenth O site, O(10) is bonded in a see-saw-like geometry to one V(1), one V(4), and two equivalent V(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_V4Cu3O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.189
_cell_length_b   6.261
_cell_length_c   8.819
_cell_angle_alpha   110.498
_cell_angle_beta   90.000
_cell_angle_gamma   109.543
_symmetry_Int_Tables_number   1
_cell_volume   202.344
_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
  Cu  Cu0  1  0.498  0.996  0.501  1.0
  Cu  Cu1  1  0.998  0.495  0.499  1.0
  Cu  Cu2  1  0.498  0.495  0.499  1.0
  O  O3  1  0.434  0.869  0.152  1.0
  O  O4  1  0.322  0.644  0.386  1.0
  O  O5  1  0.111  0.222  0.102  1.0
  O  O6  1  0.039  0.078  0.370  1.0
  O  O7  1  0.788  0.576  0.115  1.0
  O  O8  1  0.564  0.128  0.849  1.0
  O  O9  1  0.674  0.348  0.614  1.0
  O  O10  1  0.887  0.774  0.898  1.0
  O  O11  1  0.959  0.919  0.631  1.0
  O  O12  1  0.210  0.421  0.886  1.0
  V  V13  1  0.274  0.548  0.141  1.0
  V  V14  1  0.969  0.937  0.164  1.0
  V  V15  1  0.724  0.449  0.859  1.0
  V  V16  1  0.030  0.060  0.837  1.0
[/CIF]
.
The material structure described by V4Cu3O10 crystallizes in the monoclinic Cm space group. There are four inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(10), one O(2), one O(3), and two equivalent O(5) atoms to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 18-25°. In the second V site, V(2) is bonded to one O(3), one O(4), one O(5), one O(8), and two equivalent O(1) atoms to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 20-25°. In the third V site, V(3) is bonded to one O(5), one O(6), one O(7), one O(8), and two equivalent O(10) atoms to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 18-25°. In the fourth V site, V(4) is bonded to one O(10), one O(3), one O(8), one O(9), and two equivalent O(6) atoms to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 21-25°. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 6-coordinate geometry to one O(2), one O(7), two equivalent O(4), and two equivalent O(9) atoms. In the second Cu site, Cu(2) is bonded in a distorted linear geometry to one O(2) and one O(7) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one V(1) and two equivalent V(2) atoms. In the second O site, O(2) is bonded to one V(1), one Cu(1), and two equivalent Cu(2) atoms to form corner-sharing OVCu3 tetrahedra. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one V(1), one V(2), and one V(4) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one V(2) and two equivalent Cu(1) atoms. In the fifth O site, O(5) is bonded in a see-saw-like geometry to one V(2), one V(3), and two equivalent V(1) atoms. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one V(3) and two equivalent V(4) atoms. In the seventh O site, O(7) is bonded to one V(3), one Cu(1), and two equivalent Cu(2) atoms to form corner-sharing OVCu3 tetrahedra. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one V(2), one V(3), and one V(4) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one V(4) and two equivalent Cu(1) atoms. In the tenth O site, O(10) is bonded in a see-saw-like geometry to one V(1), one V(4), and two equivalent V(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_V4Cu3O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.189
_cell_length_b   6.261
_cell_length_c   8.819
_cell_angle_alpha   110.498
_cell_angle_beta   90.000
_cell_angle_gamma   109.543
_symmetry_Int_Tables_number   1
_cell_volume   202.344
_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
  Cu  Cu0  1  0.498  0.996  0.501  1.0
  Cu  Cu1  1  0.998  0.495  0.499  1.0
  Cu  Cu2  1  0.498  0.495  0.499  1.0
  O  O3  1  0.434  0.869  0.152  1.0
  O  O4  1  0.322  0.644  0.386  1.0
  O  O5  1  0.111  0.222  0.102  1.0
  O  O6  1  0.039  0.078  0.370  1.0
  O  O7  1  0.788  0.576  0.115  1.0
  O  O8  1  0.564  0.128  0.849  1.0
  O  O9  1  0.674  0.348  0.614  1.0
  O  O10  1  0.887  0.774  0.898  1.0
  O  O11  1  0.959  0.919  0.631  1.0
  O  O12  1  0.210  0.421  0.886  1.0
  V  V13  1  0.274  0.548  0.141  1.0
  V  V14  1  0.969  0.937  0.164  1.0
  V  V15  1  0.724  0.449  0.859  1.0
  V  V16  1  0.030  0.060  0.837  1.0
[/CIF]
.