data_[Er2Tm4Te2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  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 [7.2048]
_cell_length_b [3.8162]
_cell_length_c [8.4917]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.1246]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [ErTm2Te]
_chemical_formula_sum '[Er2 Tm4 Te2]'
_cell_volume [232.8757]
_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
[
  Er  Er0  2  0.0884  0.7500  0.8466  1.0
  Tm  Tm1  2  0.2104  0.7500  0.4292  1.0
  Tm  Tm2  2  0.3619  0.2500  0.1069  1.0
  Te  Te3  2  0.3748  0.2500  0.6918  1.0
]