data_[Rb2Sm4Cl16]
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
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [8.5582]
_cell_length_b [13.8215]
_cell_length_c [5.3278]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [RbSm2Cl8]
_chemical_formula_sum '[Rb2 Sm4 Cl16]'
_cell_volume [630.2079]
_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  0.5000  1.0
  Sm  Sm1  4  0.0000  0.3027  0.0000  1.0
  Cl  Cl2  8  0.1927  0.1364  0.0000  1.0
  Cl  Cl3  4  0.0000  0.2603  0.5000  1.0
  Cl  Cl4  4  0.0000  0.5000  0.2518  1.0
]