data_[V6Zn2P8O28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  V  1.6300  1.3500  0.7775
  Zn  1.6500  1.3500  0.8800
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.4427]
_cell_length_b [7.7832]
_cell_length_c [9.5375]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.5420]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [V3Zn(P2O7)2]
_chemical_formula_sum '[V6 Zn2 P8 O28]'
_cell_volume [513.8948]
_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
[
  V  V0  4  0.1894  0.6290  0.0237  1
  V  V1  2  0.0000  0.0000  0.0000  1
  Zn  Zn2  2  0.5000  0.0000  0.0000  1
  P  P3  4  0.1373  0.2090  0.3145  1
  P  P4  4  0.4078  0.5672  0.7910  1
  O  O5  4  0.0184  0.2197  0.1451  1
  O  O6  4  0.0402  0.0888  0.3928  1
  O  O7  4  0.1997  0.1204  0.9013  1
  O  O8  4  0.2814  0.6155  0.6238  1
  O  O9  4  0.3336  0.1184  0.3231  1
  O  O10  4  0.3812  0.6953  0.9033  1
  O  O11  4  0.3898  0.0260  0.7018  1
]