data_[Er6Tm8Pb4]
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
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.3403]
_cell_length_b [4.5868]
_cell_length_c [10.5785]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.1830]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Er3(Tm2Pb)2]
_chemical_formula_sum '[Er6 Tm8 Pb4]'
_cell_volume [513.0754]
_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  4  0.1718  0.5000  0.5567  1
  Er  Er1  2  0.0000  0.0000  0.0000  1
  Tm  Tm2  4  0.0085  0.0000  0.6708  1
  Tm  Tm3  4  0.1732  0.5000  0.8882  1
  Pb  Pb4  4  0.1567  0.5000  0.2191  1
]