data_[Pm4Sm6Te10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Sm  1.1700  1.8500  1.2290
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.9902]
_cell_length_b [4.2553]
_cell_length_c [11.3859]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.6809]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2Sm3Te5]
_chemical_formula_sum '[Pm4 Sm6 Te10]'
_cell_volume [629.2893]
_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
[
  Pm  Pm0  4  0.1539  0.5000  0.2470  1
  Sm  Sm1  4  0.1207  0.0000  0.8719  1
  Sm  Sm2  2  0.0000  0.5000  0.5000  1
  Te  Te3  4  0.1117  0.0000  0.4220  1
  Te  Te4  4  0.2154  0.5000  0.7900  1
  Te  Te5  2  0.0000  0.0000  0.0000  1
]