The compound described by V4Cu9(O9Cl)2 crystallizes in the triclinic P-1 space group. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form VO4 tetrahedra that share corners with three equivalent Cu(2)ClO4 trigonal bipyramids. In the second V site, V(2) is bonded to one O(1), one O(6), one O(8), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one Cu(2)ClO4 trigonal bipyramid. There are six inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 5-coordinate geometry to one O(6), one O(7), one O(8), and two equivalent O(5) atoms. In the second Cu site, Cu(2) is bonded to one O(1), one O(2), two equivalent O(3), and one Cl(1) atom to form distorted CuClO4 trigonal bipyramids that share  a cornercorner with one V(2)O4 tetrahedra, corners with three equivalent V(1)O4 tetrahedra, and  an edgeedge with one Cu(2)ClO4 trigonal bipyramid. In the third Cu site, Cu(3) is bonded in a rectangular see-saw-like geometry to one O(2), one O(4), one O(7), one O(9), and one Cl(1) atom. In the fourth Cu site, Cu(4) is bonded in a distorted square co-planar geometry to two equivalent O(7), two equivalent O(8), and two equivalent Cl(1) atoms. In the fifth Cu site, Cu(5) is bonded in a distorted square co-planar geometry to two equivalent O(6), two equivalent O(7), and two equivalent Cl(1) atoms. In the sixth Cu site, Cu(6) is bonded in a square co-planar geometry to two equivalent O(4) and two equivalent O(9) atoms. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one V(2) and one Cu(2) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one V(1), one Cu(2), and one Cu(3) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one V(1) and two equivalent Cu(2) atoms. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one V(1), one Cu(3), and one Cu(6) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one V(1) and two equivalent Cu(1) atoms. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one V(2), one Cu(1), and one Cu(5) atom. In the seventh O site, O(7) is bonded to one Cu(1), one Cu(3), one Cu(4), and one Cu(5) atom to form distorted corner-sharing OCu4 trigonal pyramids. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one V(2), one Cu(1), and one Cu(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one V(2), one Cu(3), and one Cu(6) atom. Cl(1) is bonded in a 4-coordinate geometry to one Cu(2), one Cu(3), one Cu(4), and one Cu(5) atom. is represented by the CIF card [CIF]
data_V4Cu9(ClO9)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.510
_cell_length_b   8.380
_cell_length_c   9.299
_cell_angle_alpha   104.941
_cell_angle_beta   96.057
_cell_angle_gamma   107.781
_symmetry_Int_Tables_number   1
_cell_volume   457.234
_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  0.110  0.583  0.350  1.0
  V  V1  1  0.890  0.417  0.650  1.0
  V  V2  1  0.676  0.750  0.149  1.0
  V  V3  1  0.324  0.250  0.851  1.0
  Cu  Cu4  1  0.859  0.282  0.970  1.0
  Cu  Cu5  1  0.141  0.718  0.030  1.0
  Cu  Cu6  1  0.582  0.454  0.358  1.0
  Cu  Cu7  1  0.418  0.546  0.642  1.0
  Cu  Cu8  1  0.831  0.168  0.312  1.0
  Cu  Cu9  1  0.169  0.832  0.688  1.0
  Cu  Cu10  1  0.500  0.000  0.000  1.0
  Cu  Cu11  1  0.000  0.000  0.000  1.0
  Cu  Cu12  1  0.000  0.000  0.500  1.0
  Cl  Cl13  1  0.348  0.130  0.277  1.0
  Cl  Cl14  1  0.652  0.870  0.723  1.0
  O  O15  1  0.609  0.561  0.193  1.0
  O  O16  1  0.391  0.439  0.807  1.0
  O  O17  1  0.861  0.408  0.341  1.0
  O  O18  1  0.139  0.592  0.659  1.0
  O  O19  1  0.660  0.464  0.581  1.0
  O  O20  1  0.340  0.536  0.419  1.0
  O  O21  1  0.910  0.219  0.536  1.0
  O  O22  1  0.090  0.781  0.464  1.0
  O  O23  1  0.892  0.416  0.834  1.0
  O  O24  1  0.108  0.584  0.166  1.0
  O  O25  1  0.122  0.226  0.968  1.0
  O  O26  1  0.878  0.774  0.032  1.0
  O  O27  1  0.809  0.110  0.094  1.0
  O  O28  1  0.191  0.890  0.906  1.0
  O  O29  1  0.549  0.218  0.950  1.0
  O  O30  1  0.451  0.782  0.050  1.0
  O  O31  1  0.787  0.931  0.317  1.0
  O  O32  1  0.213  0.069  0.683  1.0
[/CIF]
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The compound described by V4Cu9(O9Cl)2 crystallizes in the triclinic P-1 space group. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form VO4 tetrahedra that share corners with three equivalent Cu(2)ClO4 trigonal bipyramids. In the second V site, V(2) is bonded to one O(1), one O(6), one O(8), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one Cu(2)ClO4 trigonal bipyramid. There are six inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 5-coordinate geometry to one O(6), one O(7), one O(8), and two equivalent O(5) atoms. In the second Cu site, Cu(2) is bonded to one O(1), one O(2), two equivalent O(3), and one Cl(1) atom to form distorted CuClO4 trigonal bipyramids that share  a cornercorner with one V(2)O4 tetrahedra, corners with three equivalent V(1)O4 tetrahedra, and  an edgeedge with one Cu(2)ClO4 trigonal bipyramid. In the third Cu site, Cu(3) is bonded in a rectangular see-saw-like geometry to one O(2), one O(4), one O(7), one O(9), and one Cl(1) atom. In the fourth Cu site, Cu(4) is bonded in a distorted square co-planar geometry to two equivalent O(7), two equivalent O(8), and two equivalent Cl(1) atoms. In the fifth Cu site, Cu(5) is bonded in a distorted square co-planar geometry to two equivalent O(6), two equivalent O(7), and two equivalent Cl(1) atoms. In the sixth Cu site, Cu(6) is bonded in a square co-planar geometry to two equivalent O(4) and two equivalent O(9) atoms. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one V(2) and one Cu(2) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one V(1), one Cu(2), and one Cu(3) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one V(1) and two equivalent Cu(2) atoms. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one V(1), one Cu(3), and one Cu(6) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one V(1) and two equivalent Cu(1) atoms. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one V(2), one Cu(1), and one Cu(5) atom. In the seventh O site, O(7) is bonded to one Cu(1), one Cu(3), one Cu(4), and one Cu(5) atom to form distorted corner-sharing OCu4 trigonal pyramids. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one V(2), one Cu(1), and one Cu(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one V(2), one Cu(3), and one Cu(6) atom. Cl(1) is bonded in a 4-coordinate geometry to one Cu(2), one Cu(3), one Cu(4), and one Cu(5) atom. is represented by the CIF card [CIF]
data_V4Cu9(ClO9)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.510
_cell_length_b   8.380
_cell_length_c   9.299
_cell_angle_alpha   104.941
_cell_angle_beta   96.057
_cell_angle_gamma   107.781
_symmetry_Int_Tables_number   1
_cell_volume   457.234
_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  0.110  0.583  0.350  1.0
  V  V1  1  0.890  0.417  0.650  1.0
  V  V2  1  0.676  0.750  0.149  1.0
  V  V3  1  0.324  0.250  0.851  1.0
  Cu  Cu4  1  0.859  0.282  0.970  1.0
  Cu  Cu5  1  0.141  0.718  0.030  1.0
  Cu  Cu6  1  0.582  0.454  0.358  1.0
  Cu  Cu7  1  0.418  0.546  0.642  1.0
  Cu  Cu8  1  0.831  0.168  0.312  1.0
  Cu  Cu9  1  0.169  0.832  0.688  1.0
  Cu  Cu10  1  0.500  0.000  0.000  1.0
  Cu  Cu11  1  0.000  0.000  0.000  1.0
  Cu  Cu12  1  0.000  0.000  0.500  1.0
  Cl  Cl13  1  0.348  0.130  0.277  1.0
  Cl  Cl14  1  0.652  0.870  0.723  1.0
  O  O15  1  0.609  0.561  0.193  1.0
  O  O16  1  0.391  0.439  0.807  1.0
  O  O17  1  0.861  0.408  0.341  1.0
  O  O18  1  0.139  0.592  0.659  1.0
  O  O19  1  0.660  0.464  0.581  1.0
  O  O20  1  0.340  0.536  0.419  1.0
  O  O21  1  0.910  0.219  0.536  1.0
  O  O22  1  0.090  0.781  0.464  1.0
  O  O23  1  0.892  0.416  0.834  1.0
  O  O24  1  0.108  0.584  0.166  1.0
  O  O25  1  0.122  0.226  0.968  1.0
  O  O26  1  0.878  0.774  0.032  1.0
  O  O27  1  0.809  0.110  0.094  1.0
  O  O28  1  0.191  0.890  0.906  1.0
  O  O29  1  0.549  0.218  0.950  1.0
  O  O30  1  0.451  0.782  0.050  1.0
  O  O31  1  0.787  0.931  0.317  1.0
  O  O32  1  0.213  0.069  0.683  1.0
[/CIF]
.