data_[Rb2Sn2As2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sn  1.9600  1.4500  0.8300
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.2266]
_cell_length_b [7.4684]
_cell_length_c [8.1338]
_cell_angle_alpha [111.0805]
_cell_angle_beta [91.7205]
_cell_angle_gamma [106.3476]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbSnAs]
_chemical_formula_sum '[Rb2 Sn2 As2]'
_cell_volume [227.3954]
_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  0.1226  0.7145  0.7948  1.0
  Sn  Sn1  2  0.3701  0.2298  0.6074  1.0
  As  As2  2  0.1988  0.9236  0.2631  1.0
]