data_[Sm4Te2As1Pb1]
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 [P2/m]
_cell_length_a [7.6445]
_cell_length_b [4.4055]
_cell_length_c [7.6822]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.2638]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Sm4Te2AsPb]
_chemical_formula_sum '[Sm4 Te2 As1 Pb1]'
_cell_volume [244.2334]
_cell_formula_units_Z [1]
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  0.2544  0.0000  0.7360  1
  Sm  Sm1  2  0.2662  0.5000  0.2724  1
  Te  Te2  1  0.0000  0.0000  0.0000  1
  Te  Te3  1  0.5000  0.5000  0.0000  1
  As  As4  1  0.5000  0.0000  0.5000  1
  Pb  Pb5  1  0.0000  0.5000  0.5000  1
]