data_[Na2Sm2Tm2Te6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.6129]
_cell_length_b [11.9342]
_cell_length_c [7.8305]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.8541]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaSmTmTe3]
_chemical_formula_sum '[Na2 Sm2 Tm2 Te6]'
_cell_volume [414.6807]
_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
[
  Na  Na0  2  0.2282  0.2500  0.5200  1
  Sm  Sm1  2  0.5000  0.0000  0.0000  1
  Tm  Tm2  2  0.0310  0.7500  0.0442  1
  Te  Te3  4  0.1294  0.5581  0.2789  1
  Te  Te4  2  0.4208  0.7500  0.8062  1
]