data_[Er2Ag4Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Ag  1.9300  1.6000  1.0867
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [5.2148]
_cell_length_b [6.4979]
_cell_length_c [5.3673]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [ErAg2Pb]
_chemical_formula_sum '[Er2 Ag4 Pb2]'
_cell_volume [181.8692]
_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  0.2968  1.0
  Ag  Ag1  4  0.0000  0.2508  0.8019  1.0
  Pb  Pb2  2  0.0000  0.5000  0.2859  1.0
]