data_[Rb12B4As8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  B  2.0400  0.8500  0.4100
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.9759]
_cell_length_b [9.5778]
_cell_length_c [9.6551]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.5307]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Rb3BAs2]
_chemical_formula_sum '[Rb12 B4 As8]'
_cell_volume [863.9256]
_cell_formula_units_Z [4]
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  8  0.2030  0.4466  0.4809  1.0
  Rb  Rb1  4  0.0000  0.1487  0.7500  1.0
  B  B2  4  0.0000  0.2169  0.2500  1.0
  As  As3  8  0.1276  0.2212  0.1441  1.0
]