The compound described by K3VMo3H4O15 crystallizes in the monoclinic C2/m space group. There are three inequivalent K sites. In the first K site, K(1) is bonded in a body-centered cubic geometry to two equivalent O(2), two equivalent O(5), and four equivalent O(3) atoms. In the second K site, K(2) is bonded in a 9-coordinate geometry to one O(2), one O(4), one O(5), one O(6), one O(9), two equivalent O(10), and two equivalent O(3) atoms. In the third K site, K(3) is bonded in a 8-coordinate geometry to two equivalent O(5), two equivalent O(8), and four equivalent O(9) atoms. V(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), two equivalent O(4), and two equivalent O(7) atoms. There are two inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 6-coordinate geometry to one O(1), one O(5), one O(7), one O(8), and two equivalent O(6) atoms. In the second Mo site, Mo(2) is bonded in a 6-coordinate geometry to one O(3), one O(6), one O(7), one O(9), and two equivalent O(4) atoms. There are two inequivalent H sites. In the first H site, H(2) is bonded in a single-bond geometry to one O(10) atom. In the second H site, H(1) is bonded in a single-bond geometry to one O(10) atom. There are ten inequivalent O sites. In the first O site, O(8) is bonded in a single-bond geometry to one K(3) and one Mo(1) atom. In the second O site, O(9) is bonded in a distorted single-bond geometry to one K(2), one K(3), and one Mo(2) atom. In the third O site, O(10) is bonded in a water-like geometry to two equivalent K(2), one H(1), and one H(2) atom. In the fourth O site, O(1) is bonded in a distorted bent 120 degrees geometry to one V(1) and one Mo(1) atom. In the fifth O site, O(2) is bonded in a distorted single-bond geometry to one K(1), two equivalent K(2), and one V(1) atom. In the sixth O site, O(3) is bonded in a distorted single-bond geometry to one K(1), two equivalent K(2), and one Mo(2) atom. In the seventh O site, O(4) is bonded in a 2-coordinate geometry to one K(2), one V(1), and two equivalent Mo(2) atoms. In the eighth O site, O(5) is bonded in a distorted single-bond geometry to one K(1), one K(3), two equivalent K(2), and one Mo(1) atom. In the ninth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one K(2), one Mo(1), and one Mo(2) atom. In the tenth O site, O(7) is bonded to two equivalent V(1), one Mo(1), and two equivalent Mo(2) atoms to form distorted edge-sharing OV2Mo3 square pyramids. is represented by the CIF file [CIF]
data_K3VMo3H4O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.010
_cell_length_b   10.010
_cell_length_c   9.507
_cell_angle_alpha   61.711
_cell_angle_beta   61.711
_cell_angle_gamma   82.036
_symmetry_Int_Tables_number   1
_cell_volume   734.190
_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
  K  K0  1  0.000  0.000  0.500  1.0
  K  K1  1  0.983  0.591  0.769  1.0
  K  K2  1  0.591  0.983  0.769  1.0
  K  K3  1  0.017  0.409  0.231  1.0
  K  K4  1  0.409  0.017  0.231  1.0
  K  K5  1  0.500  0.500  0.000  1.0
  V  V6  1  0.117  0.117  1.000  1.0
  V  V7  1  0.883  0.883  0.000  1.0
  Mo  Mo8  1  0.269  0.269  0.538  1.0
  Mo  Mo9  1  0.731  0.731  0.462  1.0
  Mo  Mo10  1  0.893  0.241  0.775  1.0
  Mo  Mo11  1  0.241  0.893  0.775  1.0
  Mo  Mo12  1  0.107  0.759  0.225  1.0
  Mo  Mo13  1  0.759  0.107  0.225  1.0
  H  H14  1  0.259  0.426  0.818  1.0
  H  H15  1  0.426  0.259  0.818  1.0
  H  H16  1  0.741  0.574  0.182  1.0
  H  H17  1  0.574  0.741  0.182  1.0
  H  H18  1  0.323  0.584  0.771  1.0
  H  H19  1  0.584  0.323  0.771  1.0
  H  H20  1  0.677  0.416  0.229  1.0
  H  H21  1  0.416  0.677  0.229  1.0
  O  O22  1  0.254  0.254  0.787  1.0
  O  O23  1  0.746  0.746  0.213  1.0
  O  O24  1  0.148  0.148  0.139  1.0
  O  O25  1  0.852  0.852  0.861  1.0
  O  O26  1  0.866  0.210  0.623  1.0
  O  O27  1  0.210  0.866  0.623  1.0
  O  O28  1  0.134  0.790  0.377  1.0
  O  O29  1  0.790  0.134  0.377  1.0
  O  O30  1  0.943  0.230  1.000  1.0
  O  O31  1  0.230  0.943  1.000  1.0
  O  O32  1  0.057  0.770  0.000  1.0
  O  O33  1  0.770  0.057  0.000  1.0
  O  O34  1  0.236  0.236  0.389  1.0
  O  O35  1  0.764  0.764  0.611  1.0
  O  O36  1  0.086  0.369  0.614  1.0
  O  O37  1  0.369  0.086  0.614  1.0
  O  O38  1  0.914  0.631  0.386  1.0
  O  O39  1  0.631  0.914  0.386  1.0
  O  O40  1  0.063  0.063  0.809  1.0
  O  O41  1  0.937  0.937  0.191  1.0
  O  O42  1  0.416  0.416  0.395  1.0
  O  O43  1  0.584  0.584  0.605  1.0
  O  O44  1  0.776  0.382  0.805  1.0
  O  O45  1  0.382  0.776  0.805  1.0
  O  O46  1  0.224  0.618  0.195  1.0
  O  O47  1  0.618  0.224  0.195  1.0
  O  O48  1  0.234  0.507  0.856  1.0
  O  O49  1  0.507  0.234  0.856  1.0
  O  O50  1  0.766  0.493  0.144  1.0
  O  O51  1  0.493  0.766  0.144  1.0
[/CIF]
.
The compound described by K3VMo3H4O15 crystallizes in the monoclinic C2/m space group. There are three inequivalent K sites. In the first K site, K(1) is bonded in a body-centered cubic geometry to two equivalent O(2), two equivalent O(5), and four equivalent O(3) atoms. In the second K site, K(2) is bonded in a 9-coordinate geometry to one O(2), one O(4), one O(5), one O(6), one O(9), two equivalent O(10), and two equivalent O(3) atoms. In the third K site, K(3) is bonded in a 8-coordinate geometry to two equivalent O(5), two equivalent O(8), and four equivalent O(9) atoms. V(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), two equivalent O(4), and two equivalent O(7) atoms. There are two inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 6-coordinate geometry to one O(1), one O(5), one O(7), one O(8), and two equivalent O(6) atoms. In the second Mo site, Mo(2) is bonded in a 6-coordinate geometry to one O(3), one O(6), one O(7), one O(9), and two equivalent O(4) atoms. There are two inequivalent H sites. In the first H site, H(2) is bonded in a single-bond geometry to one O(10) atom. In the second H site, H(1) is bonded in a single-bond geometry to one O(10) atom. There are ten inequivalent O sites. In the first O site, O(8) is bonded in a single-bond geometry to one K(3) and one Mo(1) atom. In the second O site, O(9) is bonded in a distorted single-bond geometry to one K(2), one K(3), and one Mo(2) atom. In the third O site, O(10) is bonded in a water-like geometry to two equivalent K(2), one H(1), and one H(2) atom. In the fourth O site, O(1) is bonded in a distorted bent 120 degrees geometry to one V(1) and one Mo(1) atom. In the fifth O site, O(2) is bonded in a distorted single-bond geometry to one K(1), two equivalent K(2), and one V(1) atom. In the sixth O site, O(3) is bonded in a distorted single-bond geometry to one K(1), two equivalent K(2), and one Mo(2) atom. In the seventh O site, O(4) is bonded in a 2-coordinate geometry to one K(2), one V(1), and two equivalent Mo(2) atoms. In the eighth O site, O(5) is bonded in a distorted single-bond geometry to one K(1), one K(3), two equivalent K(2), and one Mo(1) atom. In the ninth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one K(2), one Mo(1), and one Mo(2) atom. In the tenth O site, O(7) is bonded to two equivalent V(1), one Mo(1), and two equivalent Mo(2) atoms to form distorted edge-sharing OV2Mo3 square pyramids. is represented by the CIF file [CIF]
data_K3VMo3H4O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.010
_cell_length_b   10.010
_cell_length_c   9.507
_cell_angle_alpha   61.711
_cell_angle_beta   61.711
_cell_angle_gamma   82.036
_symmetry_Int_Tables_number   1
_cell_volume   734.190
_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
  K  K0  1  0.000  0.000  0.500  1.0
  K  K1  1  0.983  0.591  0.769  1.0
  K  K2  1  0.591  0.983  0.769  1.0
  K  K3  1  0.017  0.409  0.231  1.0
  K  K4  1  0.409  0.017  0.231  1.0
  K  K5  1  0.500  0.500  0.000  1.0
  V  V6  1  0.117  0.117  1.000  1.0
  V  V7  1  0.883  0.883  0.000  1.0
  Mo  Mo8  1  0.269  0.269  0.538  1.0
  Mo  Mo9  1  0.731  0.731  0.462  1.0
  Mo  Mo10  1  0.893  0.241  0.775  1.0
  Mo  Mo11  1  0.241  0.893  0.775  1.0
  Mo  Mo12  1  0.107  0.759  0.225  1.0
  Mo  Mo13  1  0.759  0.107  0.225  1.0
  H  H14  1  0.259  0.426  0.818  1.0
  H  H15  1  0.426  0.259  0.818  1.0
  H  H16  1  0.741  0.574  0.182  1.0
  H  H17  1  0.574  0.741  0.182  1.0
  H  H18  1  0.323  0.584  0.771  1.0
  H  H19  1  0.584  0.323  0.771  1.0
  H  H20  1  0.677  0.416  0.229  1.0
  H  H21  1  0.416  0.677  0.229  1.0
  O  O22  1  0.254  0.254  0.787  1.0
  O  O23  1  0.746  0.746  0.213  1.0
  O  O24  1  0.148  0.148  0.139  1.0
  O  O25  1  0.852  0.852  0.861  1.0
  O  O26  1  0.866  0.210  0.623  1.0
  O  O27  1  0.210  0.866  0.623  1.0
  O  O28  1  0.134  0.790  0.377  1.0
  O  O29  1  0.790  0.134  0.377  1.0
  O  O30  1  0.943  0.230  1.000  1.0
  O  O31  1  0.230  0.943  1.000  1.0
  O  O32  1  0.057  0.770  0.000  1.0
  O  O33  1  0.770  0.057  0.000  1.0
  O  O34  1  0.236  0.236  0.389  1.0
  O  O35  1  0.764  0.764  0.611  1.0
  O  O36  1  0.086  0.369  0.614  1.0
  O  O37  1  0.369  0.086  0.614  1.0
  O  O38  1  0.914  0.631  0.386  1.0
  O  O39  1  0.631  0.914  0.386  1.0
  O  O40  1  0.063  0.063  0.809  1.0
  O  O41  1  0.937  0.937  0.191  1.0
  O  O42  1  0.416  0.416  0.395  1.0
  O  O43  1  0.584  0.584  0.605  1.0
  O  O44  1  0.776  0.382  0.805  1.0
  O  O45  1  0.382  0.776  0.805  1.0
  O  O46  1  0.224  0.618  0.195  1.0
  O  O47  1  0.618  0.224  0.195  1.0
  O  O48  1  0.234  0.507  0.856  1.0
  O  O49  1  0.507  0.234  0.856  1.0
  O  O50  1  0.766  0.493  0.144  1.0
  O  O51  1  0.493  0.766  0.144  1.0
[/CIF]
.