data_[Rb2Sm2Sn2S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sm  1.1700  1.8500  1.2290
  Sn  1.9600  1.4500  0.8300
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.8610]
_cell_length_b [6.9886]
_cell_length_c [9.2583]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.7571]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbSmSnS4]
_chemical_formula_sum '[Rb2 Sm2 Sn2 S8]'
_cell_volume [422.7788]
_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  0.2642  0.2500  0.0590  1.0
  Sm  Sm1  2  0.2148  0.2500  0.5500  1.0
  Sn  Sn2  2  0.2408  0.7500  0.3350  1.0
  S  S3  4  0.0064  0.5079  0.6993  1.0
  S  S4  2  0.4497  0.7500  0.1726  1.0
  S  S5  2  0.4693  0.7500  0.5873  1.0
]