The structure described by VCr(CuO2)2 crystallizes in the monoclinic C2/m space group. V(1) is bonded to one O(1), one O(2), two equivalent O(3), and two equivalent O(4) atoms to form VO6 octahedra that share edges with two equivalent V(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with two equivalent Cr(2)O6 octahedra. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to two equivalent O(4) and four equivalent O(2) atoms to form CrO6 octahedra that share edges with two equivalent Cr(1)O6 octahedra and edges with four equivalent V(1)O6 octahedra. In the second Cr site, Cr(2) is bonded to two equivalent O(3) and four equivalent O(1) atoms to form CrO6 octahedra that share edges with two equivalent Cr(2)O6 octahedra and edges with four equivalent V(1)O6 octahedra. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a linear geometry to one O(1) and one O(3) atom. In the second Cu site, Cu(2) is bonded in a linear geometry to one O(2) and one O(4) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded to one V(1), two equivalent Cr(2), and one Cu(1) atom to form distorted OVCr2Cu tetrahedra that share  a cornercorner with one O(2)VCr2Cu tetrahedra, corners with two equivalent O(4)V2CrCu tetrahedra, corners with three equivalent O(3)V2CrCu tetrahedra, corners with four equivalent O(1)VCr2Cu tetrahedra,  an edgeedge with one O(1)VCr2Cu tetrahedra, and edges with two equivalent O(3)V2CrCu tetrahedra. In the second O site, O(2) is bonded to one V(1), two equivalent Cr(1), and one Cu(2) atom to form distorted OVCr2Cu tetrahedra that share  a cornercorner with one O(1)VCr2Cu tetrahedra, corners with two equivalent O(3)V2CrCu tetrahedra, corners with three equivalent O(4)V2CrCu tetrahedra, corners with four equivalent O(2)VCr2Cu tetrahedra,  an edgeedge with one O(2)VCr2Cu tetrahedra, and edges with two equivalent O(4)V2CrCu tetrahedra. In the third O site, O(3) is bonded to two equivalent V(1), one Cr(2), and one Cu(1) atom to form distorted OV2CrCu tetrahedra that share corners with two equivalent O(4)V2CrCu tetrahedra, corners with two equivalent O(2)VCr2Cu tetrahedra, corners with three equivalent O(3)V2CrCu tetrahedra, corners with three equivalent O(1)VCr2Cu tetrahedra,  an edgeedge with one O(4)V2CrCu tetrahedra, and edges with two equivalent O(1)VCr2Cu tetrahedra. In the fourth O site, O(4) is bonded to two equivalent V(1), one Cr(1), and one Cu(2) atom to form distorted OV2CrCu tetrahedra that share corners with two equivalent O(3)V2CrCu tetrahedra, corners with two equivalent O(1)VCr2Cu tetrahedra, corners with three equivalent O(4)V2CrCu tetrahedra, corners with three equivalent O(2)VCr2Cu tetrahedra,  an edgeedge with one O(3)V2CrCu tetrahedra, and edges with two equivalent O(2)VCr2Cu tetrahedra. is represented by the CIF card [CIF]
data_VCr(CuO2)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.065
_cell_length_b   5.345
_cell_length_c   5.998
_cell_angle_alpha   80.802
_cell_angle_beta   75.194
_cell_angle_gamma   90.002
_symmetry_Int_Tables_number   1
_cell_volume   93.696
_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
  Cr  Cr0  1  0.250  0.750  0.500  1.0
  Cu  Cu1  1  0.500  0.501  0.001  1.0
  Cu  Cu2  1  0.000  0.999  0.999  1.0
  O  O3  1  0.839  0.943  0.322  1.0
  O  O4  1  0.661  0.557  0.678  1.0
  O  O5  1  0.338  0.451  0.325  1.0
  O  O6  1  0.162  0.049  0.675  1.0
  V  V7  1  0.750  0.250  0.500  1.0
[/CIF]
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The structure described by VCr(CuO2)2 crystallizes in the monoclinic C2/m space group. V(1) is bonded to one O(1), one O(2), two equivalent O(3), and two equivalent O(4) atoms to form VO6 octahedra that share edges with two equivalent V(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with two equivalent Cr(2)O6 octahedra. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to two equivalent O(4) and four equivalent O(2) atoms to form CrO6 octahedra that share edges with two equivalent Cr(1)O6 octahedra and edges with four equivalent V(1)O6 octahedra. In the second Cr site, Cr(2) is bonded to two equivalent O(3) and four equivalent O(1) atoms to form CrO6 octahedra that share edges with two equivalent Cr(2)O6 octahedra and edges with four equivalent V(1)O6 octahedra. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a linear geometry to one O(1) and one O(3) atom. In the second Cu site, Cu(2) is bonded in a linear geometry to one O(2) and one O(4) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded to one V(1), two equivalent Cr(2), and one Cu(1) atom to form distorted OVCr2Cu tetrahedra that share  a cornercorner with one O(2)VCr2Cu tetrahedra, corners with two equivalent O(4)V2CrCu tetrahedra, corners with three equivalent O(3)V2CrCu tetrahedra, corners with four equivalent O(1)VCr2Cu tetrahedra,  an edgeedge with one O(1)VCr2Cu tetrahedra, and edges with two equivalent O(3)V2CrCu tetrahedra. In the second O site, O(2) is bonded to one V(1), two equivalent Cr(1), and one Cu(2) atom to form distorted OVCr2Cu tetrahedra that share  a cornercorner with one O(1)VCr2Cu tetrahedra, corners with two equivalent O(3)V2CrCu tetrahedra, corners with three equivalent O(4)V2CrCu tetrahedra, corners with four equivalent O(2)VCr2Cu tetrahedra,  an edgeedge with one O(2)VCr2Cu tetrahedra, and edges with two equivalent O(4)V2CrCu tetrahedra. In the third O site, O(3) is bonded to two equivalent V(1), one Cr(2), and one Cu(1) atom to form distorted OV2CrCu tetrahedra that share corners with two equivalent O(4)V2CrCu tetrahedra, corners with two equivalent O(2)VCr2Cu tetrahedra, corners with three equivalent O(3)V2CrCu tetrahedra, corners with three equivalent O(1)VCr2Cu tetrahedra,  an edgeedge with one O(4)V2CrCu tetrahedra, and edges with two equivalent O(1)VCr2Cu tetrahedra. In the fourth O site, O(4) is bonded to two equivalent V(1), one Cr(1), and one Cu(2) atom to form distorted OV2CrCu tetrahedra that share corners with two equivalent O(3)V2CrCu tetrahedra, corners with two equivalent O(1)VCr2Cu tetrahedra, corners with three equivalent O(4)V2CrCu tetrahedra, corners with three equivalent O(2)VCr2Cu tetrahedra,  an edgeedge with one O(3)V2CrCu tetrahedra, and edges with two equivalent O(2)VCr2Cu tetrahedra. is represented by the CIF card [CIF]
data_VCr(CuO2)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.065
_cell_length_b   5.345
_cell_length_c   5.998
_cell_angle_alpha   80.802
_cell_angle_beta   75.194
_cell_angle_gamma   90.002
_symmetry_Int_Tables_number   1
_cell_volume   93.696
_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
  Cr  Cr0  1  0.250  0.750  0.500  1.0
  Cu  Cu1  1  0.500  0.501  0.001  1.0
  Cu  Cu2  1  0.000  0.999  0.999  1.0
  O  O3  1  0.839  0.943  0.322  1.0
  O  O4  1  0.661  0.557  0.678  1.0
  O  O5  1  0.338  0.451  0.325  1.0
  O  O6  1  0.162  0.049  0.675  1.0
  V  V7  1  0.750  0.250  0.500  1.0
[/CIF]
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