data_[V2Ni2P2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  V  1.6300  1.3500  0.7775
  Ni  1.9100  1.3500  0.7400
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [3.4114]
_cell_length_b [5.9655]
_cell_length_c [5.7569]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [VNiPO]
_chemical_formula_sum '[V2 Ni2 P2 O2]'
_cell_volume [117.1572]
_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  2  0.0000  0.1644  0.4594  1
  Ni  Ni1  2  0.5000  0.4213  0.0494  1
  P  P2  2  0.0000  0.2316  0.8765  1
  O  O3  2  0.5000  0.2812  0.3687  1
]