data_[Rb2Bi2As2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Bi  2.0200  1.6000  1.0350
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.0356]
_cell_length_b [6.3370]
_cell_length_c [8.7871]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.0101]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbBiAs]
_chemical_formula_sum '[Rb2 Bi2 As2]'
_cell_volume [224.6840]
_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
[
  Rb  Rb0  2  0.4880  0.2500  0.3560  1.0
  Bi  Bi1  2  0.4869  0.7500  0.0761  1.0
  As  As2  2  0.0057  0.2500  0.7095  1.0
]