data_[Er6Tm8Pb2]
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 [Pmn2_1]
_cell_length_a [11.0792]
_cell_length_b [6.9840]
_cell_length_c [6.0870]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Er3Tm4Pb]
_chemical_formula_sum '[Er6 Tm8 Pb2]'
_cell_volume [470.9951]
_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  0.2479  0.6150  0.9662  1.0
  Er  Er1  2  0.0000  0.6323  0.6383  1.0
  Tm  Tm2  4  0.2421  0.1227  0.9941  1.0
  Tm  Tm3  2  0.0000  0.1299  0.6430  1.0
  Tm  Tm4  2  0.0000  0.8715  0.1642  1.0
  Pb  Pb5  2  0.0000  0.3759  0.1490  1.0
]