data_[Ni2As2W2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ni  1.9100  1.3500  0.7400
  As  2.1800  1.1500  0.6600
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [3.1444]
_cell_length_b [6.0742]
_cell_length_c [6.0419]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [NiAsWO]
_chemical_formula_sum '[Ni2 As2 W2 O2]'
_cell_volume [115.3980]
_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
[
  Ni  Ni0  2  0.0000  0.3831  0.9744  1
  As  As1  2  0.0000  0.2442  0.3598  1
  W  W2  2  0.5000  0.0240  0.0973  1
  O  O3  2  0.5000  0.2209  0.8226  1
]