data_[Sm2Cu2Sn2S6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Cu  1.9000  1.3500  0.8200
  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 [7.5985]
_cell_length_b [3.9347]
_cell_length_c [9.4487]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.2943]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [SmCuSnS3]
_chemical_formula_sum '[Sm2 Cu2 Sn2 S6]'
_cell_volume [274.9214]
_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
[
  Sm  Sm0  2  0.3020  0.7500  0.8439  1
  Cu  Cu1  2  0.0779  0.2500  0.5871  1
  Sn  Sn2  2  0.2405  0.2500  0.3035  1
  S  S3  2  0.0386  0.2500  0.8254  1
  S  S4  2  0.2416  0.7500  0.5406  1
  S  S5  2  0.4337  0.7500  0.1487  1
]