data_[Ni2Bi2As2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ni  1.9100  1.3500  0.7400
  Bi  2.0200  1.6000  1.0350
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [3.7675]
_cell_length_b [5.0995]
_cell_length_c [6.3040]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [NiBiAs]
_chemical_formula_sum '[Ni2 Bi2 As2]'
_cell_volume [121.1139]
_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  0.1984  0.0085  1.0
  Bi  Bi1  2  0.0000  0.4617  0.6416  1.0
  As  As2  2  0.0000  0.0311  0.3577  1.0
]