data_[Er4Tm8Te8]
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/c]
_cell_length_a [6.0520]
_cell_length_b [8.3295]
_cell_length_c [11.8608]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4918]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Er(TmTe)2]
_chemical_formula_sum '[Er4 Tm8 Te8]'
_cell_volume [563.6400]
_cell_formula_units_Z [4]
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  4  0.0074  0.1674  0.3176  1
  Tm  Tm1  4  0.3663  0.6722  0.9912  1
  Tm  Tm2  4  0.3956  0.0012  0.2016  1
  Te  Te3  4  0.1916  0.1487  0.6039  1
  Te  Te4  4  0.2037  0.0141  0.9142  1
]