data_[Ni8P4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ni  1.9100  1.3500  0.7400
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [5.7327]
_cell_length_b [3.5058]
_cell_length_c [6.6710]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [Ni2P]
_chemical_formula_sum '[Ni8 P4]'
_cell_volume [134.0722]
_cell_formula_units_Z [4]
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
[
  Ni  Ni0  4  0.0286  0.7500  0.3390  1.0
  Ni  Ni1  4  0.1403  0.7500  0.9362  1.0
  P  P2  4  0.2494  0.2500  0.1243  1.0
]