data_[Ni1As1Os2W1]
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
  Os  2.2000  1.3000  0.6730
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [4.5045]
_cell_length_b [4.5045]
_cell_length_c [4.2252]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [NiAsOs2W]
_chemical_formula_sum '[Ni1 As1 Os2 W1]'
_cell_volume [85.7308]
_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
[
  Ni  Ni0  1  0.0000  0.0000  0.5000  1
  As  As1  1  0.0000  0.0000  0.0000  1
  Os  Os2  2  0.0000  0.5000  0.0000  1
  W  W3  1  0.5000  0.5000  0.5000  1
]