data_[Rb2Sb4Se2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sb  2.0500  1.4500  0.8300
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.0071]
_cell_length_b [5.4257]
_cell_length_c [11.4758]
_cell_angle_alpha [95.1125]
_cell_angle_beta [94.0628]
_cell_angle_gamma [97.4523]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbSb2Se]
_chemical_formula_sum '[Rb2 Sb4 Se2]'
_cell_volume [306.8246]
_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  0.2492  0.2860  0.6324  1.0
  Sb  Sb1  2  0.0343  0.2706  0.1424  1.0
  Sb  Sb2  2  0.3556  0.1757  0.9451  1.0
  Se  Se3  2  0.2973  0.1606  0.3277  1.0
]