data_[Er2Tm12Bi4]
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
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.9274]
_cell_length_b [3.4669]
_cell_length_c [11.5949]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.9012]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Er(Tm3Bi)2]
_chemical_formula_sum '[Er2 Tm12 Bi4]'
_cell_volume [537.5693]
_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  0.0000  0.0000  0.0000  1
  Tm  Tm1  4  0.0495  0.0000  0.7476  1
  Tm  Tm2  4  0.1268  0.5000  0.5542  1
  Tm  Tm3  4  0.2328  0.0000  0.1088  1
  Bi  Bi4  4  0.1514  0.5000  0.2885  1
]