data_[Sm12Te2As4Pb6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Te  2.1000  1.4000  1.2933
  As  2.1800  1.1500  0.6600
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.7018]
_cell_length_b [4.2463]
_cell_length_c [9.1713]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.9845]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm6TeAs2Pb3]
_chemical_formula_sum '[Sm12 Te2 As4 Pb6]'
_cell_volume [725.5371]
_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  4  0.0099  0.0000  0.2532  1.0
  Sm  Sm1  4  0.1674  0.5000  0.1035  1.0
  Sm  Sm2  4  0.1741  0.5000  0.5621  1.0
  Te  Te3  2  0.0000  0.5000  0.0000  1.0
  As  As4  4  0.1675  0.0000  0.3316  1.0
  Pb  Pb5  4  0.1622  0.0000  0.8267  1.0
  Pb  Pb6  2  0.0000  0.5000  0.5000  1.0
]