data_[Rb2Sm4Br16]
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
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.0527]
_cell_length_b [9.0276]
_cell_length_c [8.6552]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.3694]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbSm2Br8]
_chemical_formula_sum '[Rb2 Sm4 Br16]'
_cell_volume [923.2719]
_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  0.0000  0.0000  0.0000  1
  Sm  Sm1  4  0.1771  0.5000  0.4617  1
  Br  Br2  8  0.1470  0.1891  0.3417  1
  Br  Br3  4  0.0569  0.5000  0.7174  1
  Br  Br4  4  0.2318  0.0000  0.8166  1
]