The material described by V4Ge13O36 is Hydrophilite-derived structured and crystallizes in the monoclinic P2/m space group. There are two inequivalent V sites. In the first V site, V(1) is bonded in a 7-coordinate geometry to one O(9), two equivalent O(10), two equivalent O(11), and two equivalent O(15) atoms. In the second V site, V(2) is bonded in a 6-coordinate geometry to one O(11), one O(15), two equivalent O(1), and two equivalent O(2) atoms. There are seven inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(3), one O(5), two equivalent O(12), and two equivalent O(17) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the second Ge site, Ge(2) is bonded to one O(4), one O(7), two equivalent O(13), and two equivalent O(16) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the third Ge site, Ge(3) is bonded to one O(6), one O(8), two equivalent O(14), and two equivalent O(18) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the fourth Ge site, Ge(4) is bonded to one O(10), one O(17), two equivalent O(3), and two equivalent O(9) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the fifth Ge site, Ge(5) is bonded to one O(12), one O(16), two equivalent O(4), and two equivalent O(5) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the sixth Ge site, Ge(6) is bonded to two equivalent O(14) and four equivalent O(8) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the seventh Ge site, Ge(7) is bonded to one O(13), one O(18), two equivalent O(6), and two equivalent O(7) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a water-like geometry to two equivalent V(2) atoms. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to two equivalent V(2) and one O(2) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Ge(1) and two equivalent Ge(4) atoms. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Ge(2) and two equivalent Ge(5) atoms. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Ge(1) and two equivalent Ge(5) atoms. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Ge(3) and two equivalent Ge(7) atoms. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Ge(2) and two equivalent Ge(7) atoms. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Ge(3) and two equivalent Ge(6) atoms. In the ninth O site, O(9) is bonded in a trigonal planar geometry to one V(1) and two equivalent Ge(4) atoms. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to two equivalent V(1) and one Ge(4) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one V(2) and two equivalent V(1) atoms. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Ge(5) and two equivalent Ge(1) atoms. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Ge(7) and two equivalent Ge(2) atoms. In the fourteenth O site, O(14) is bonded in a distorted trigonal planar geometry to one Ge(6) and two equivalent Ge(3) atoms. In the fifteenth O site, O(15) is bonded in a distorted T-shaped geometry to one V(2) and two equivalent V(1) atoms. In the sixteenth O site, O(16) is bonded in a distorted trigonal planar geometry to one Ge(5) and two equivalent Ge(2) atoms. In the seventeenth O site, O(17) is bonded in a trigonal planar geometry to one Ge(4) and two equivalent Ge(1) atoms. In the eighteenth O site, O(18) is bonded in a distorted trigonal planar geometry to one Ge(7) and two equivalent Ge(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_V4Ge13O36
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.905
_cell_length_b   4.593
_cell_length_c   39.528
_cell_angle_alpha   88.935
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   527.286
_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  0.000  0.932  0.903  1.0
  V  V1  1  0.000  0.068  0.097  1.0
  V  V2  1  0.500  0.237  0.956  1.0
  V  V3  1  0.500  0.763  0.044  1.0
  Ge  Ge4  1  0.000  0.050  0.213  1.0
  Ge  Ge5  1  0.000  0.025  0.327  1.0
  Ge  Ge6  1  0.000  0.007  0.442  1.0
  Ge  Ge7  1  0.000  0.993  0.558  1.0
  Ge  Ge8  1  0.000  0.975  0.673  1.0
  Ge  Ge9  1  0.000  0.950  0.787  1.0
  Ge  Ge10  1  0.500  0.568  0.156  1.0
  Ge  Ge11  1  0.500  0.538  0.270  1.0
  Ge  Ge12  1  0.500  0.500  0.500  1.0
  Ge  Ge13  1  0.500  0.515  0.385  1.0
  Ge  Ge14  1  0.500  0.485  0.615  1.0
  Ge  Ge15  1  0.500  0.462  0.730  1.0
  Ge  Ge16  1  0.500  0.432  0.844  1.0
  O  O17  1  0.000  0.472  0.952  1.0
  O  O18  1  0.000  0.144  0.992  1.0
  O  O19  1  0.000  0.856  0.008  1.0
  O  O20  1  0.000  0.528  0.048  1.0
  O  O21  1  0.000  0.361  0.176  1.0
  O  O22  1  0.000  0.338  0.291  1.0
  O  O23  1  0.000  0.735  0.248  1.0
  O  O24  1  0.000  0.320  0.407  1.0
  O  O25  1  0.000  0.709  0.362  1.0
  O  O26  1  0.000  0.306  0.522  1.0
  O  O27  1  0.000  0.694  0.478  1.0
  O  O28  1  0.000  0.291  0.638  1.0
  O  O29  1  0.000  0.680  0.593  1.0
  O  O30  1  0.000  0.265  0.752  1.0
  O  O31  1  0.000  0.662  0.709  1.0
  O  O32  1  0.000  0.210  0.862  1.0
  O  O33  1  0.500  0.280  0.118  1.0
  O  O34  1  0.500  0.137  0.055  1.0
  O  O35  1  0.500  0.242  0.234  1.0
  O  O36  1  0.500  0.720  0.882  1.0
  O  O37  1  0.500  0.211  0.349  1.0
  O  O38  1  0.500  0.863  0.945  1.0
  O  O39  1  0.500  0.194  0.464  1.0
  O  O40  1  0.500  0.764  0.090  1.0
  O  O41  1  0.500  0.163  0.695  1.0
  O  O42  1  0.500  0.859  0.192  1.0
  O  O43  1  0.500  0.837  0.305  1.0
  O  O44  1  0.500  0.180  0.580  1.0
  O  O45  1  0.500  0.141  0.808  1.0
  O  O46  1  0.500  0.820  0.420  1.0
  O  O47  1  0.500  0.236  0.910  1.0
  O  O48  1  0.500  0.806  0.536  1.0
  O  O49  1  0.500  0.758  0.766  1.0
  O  O50  1  0.500  0.789  0.651  1.0
  O  O51  1  0.000  0.790  0.138  1.0
  O  O52  1  0.000  0.639  0.824  1.0
[/CIF]
.
The material described by V4Ge13O36 is Hydrophilite-derived structured and crystallizes in the monoclinic P2/m space group. There are two inequivalent V sites. In the first V site, V(1) is bonded in a 7-coordinate geometry to one O(9), two equivalent O(10), two equivalent O(11), and two equivalent O(15) atoms. In the second V site, V(2) is bonded in a 6-coordinate geometry to one O(11), one O(15), two equivalent O(1), and two equivalent O(2) atoms. There are seven inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(3), one O(5), two equivalent O(12), and two equivalent O(17) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the second Ge site, Ge(2) is bonded to one O(4), one O(7), two equivalent O(13), and two equivalent O(16) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the third Ge site, Ge(3) is bonded to one O(6), one O(8), two equivalent O(14), and two equivalent O(18) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the fourth Ge site, Ge(4) is bonded to one O(10), one O(17), two equivalent O(3), and two equivalent O(9) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the fifth Ge site, Ge(5) is bonded to one O(12), one O(16), two equivalent O(4), and two equivalent O(5) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the sixth Ge site, Ge(6) is bonded to two equivalent O(14) and four equivalent O(8) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. In the seventh Ge site, Ge(7) is bonded to one O(13), one O(18), two equivalent O(6), and two equivalent O(7) atoms to form a mixture of corner and edge-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a water-like geometry to two equivalent V(2) atoms. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to two equivalent V(2) and one O(2) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Ge(1) and two equivalent Ge(4) atoms. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Ge(2) and two equivalent Ge(5) atoms. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Ge(1) and two equivalent Ge(5) atoms. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Ge(3) and two equivalent Ge(7) atoms. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Ge(2) and two equivalent Ge(7) atoms. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Ge(3) and two equivalent Ge(6) atoms. In the ninth O site, O(9) is bonded in a trigonal planar geometry to one V(1) and two equivalent Ge(4) atoms. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to two equivalent V(1) and one Ge(4) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one V(2) and two equivalent V(1) atoms. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Ge(5) and two equivalent Ge(1) atoms. In the thirteenth O site, O(13) is bonded in a distorted trigonal planar geometry to one Ge(7) and two equivalent Ge(2) atoms. In the fourteenth O site, O(14) is bonded in a distorted trigonal planar geometry to one Ge(6) and two equivalent Ge(3) atoms. In the fifteenth O site, O(15) is bonded in a distorted T-shaped geometry to one V(2) and two equivalent V(1) atoms. In the sixteenth O site, O(16) is bonded in a distorted trigonal planar geometry to one Ge(5) and two equivalent Ge(2) atoms. In the seventeenth O site, O(17) is bonded in a trigonal planar geometry to one Ge(4) and two equivalent Ge(1) atoms. In the eighteenth O site, O(18) is bonded in a distorted trigonal planar geometry to one Ge(7) and two equivalent Ge(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_V4Ge13O36
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.905
_cell_length_b   4.593
_cell_length_c   39.528
_cell_angle_alpha   88.935
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   527.286
_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  0.000  0.932  0.903  1.0
  V  V1  1  0.000  0.068  0.097  1.0
  V  V2  1  0.500  0.237  0.956  1.0
  V  V3  1  0.500  0.763  0.044  1.0
  Ge  Ge4  1  0.000  0.050  0.213  1.0
  Ge  Ge5  1  0.000  0.025  0.327  1.0
  Ge  Ge6  1  0.000  0.007  0.442  1.0
  Ge  Ge7  1  0.000  0.993  0.558  1.0
  Ge  Ge8  1  0.000  0.975  0.673  1.0
  Ge  Ge9  1  0.000  0.950  0.787  1.0
  Ge  Ge10  1  0.500  0.568  0.156  1.0
  Ge  Ge11  1  0.500  0.538  0.270  1.0
  Ge  Ge12  1  0.500  0.500  0.500  1.0
  Ge  Ge13  1  0.500  0.515  0.385  1.0
  Ge  Ge14  1  0.500  0.485  0.615  1.0
  Ge  Ge15  1  0.500  0.462  0.730  1.0
  Ge  Ge16  1  0.500  0.432  0.844  1.0
  O  O17  1  0.000  0.472  0.952  1.0
  O  O18  1  0.000  0.144  0.992  1.0
  O  O19  1  0.000  0.856  0.008  1.0
  O  O20  1  0.000  0.528  0.048  1.0
  O  O21  1  0.000  0.361  0.176  1.0
  O  O22  1  0.000  0.338  0.291  1.0
  O  O23  1  0.000  0.735  0.248  1.0
  O  O24  1  0.000  0.320  0.407  1.0
  O  O25  1  0.000  0.709  0.362  1.0
  O  O26  1  0.000  0.306  0.522  1.0
  O  O27  1  0.000  0.694  0.478  1.0
  O  O28  1  0.000  0.291  0.638  1.0
  O  O29  1  0.000  0.680  0.593  1.0
  O  O30  1  0.000  0.265  0.752  1.0
  O  O31  1  0.000  0.662  0.709  1.0
  O  O32  1  0.000  0.210  0.862  1.0
  O  O33  1  0.500  0.280  0.118  1.0
  O  O34  1  0.500  0.137  0.055  1.0
  O  O35  1  0.500  0.242  0.234  1.0
  O  O36  1  0.500  0.720  0.882  1.0
  O  O37  1  0.500  0.211  0.349  1.0
  O  O38  1  0.500  0.863  0.945  1.0
  O  O39  1  0.500  0.194  0.464  1.0
  O  O40  1  0.500  0.764  0.090  1.0
  O  O41  1  0.500  0.163  0.695  1.0
  O  O42  1  0.500  0.859  0.192  1.0
  O  O43  1  0.500  0.837  0.305  1.0
  O  O44  1  0.500  0.180  0.580  1.0
  O  O45  1  0.500  0.141  0.808  1.0
  O  O46  1  0.500  0.820  0.420  1.0
  O  O47  1  0.500  0.236  0.910  1.0
  O  O48  1  0.500  0.806  0.536  1.0
  O  O49  1  0.500  0.758  0.766  1.0
  O  O50  1  0.500  0.789  0.651  1.0
  O  O51  1  0.000  0.790  0.138  1.0
  O  O52  1  0.000  0.639  0.824  1.0
[/CIF]
.