data_[Er6As2Pb2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  As  2.1800  1.1500  0.6600
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [8.8703]
_cell_length_b [3.9940]
_cell_length_c [8.8821]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.3363]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Er3AsPbO]
_chemical_formula_sum '[Er6 As2 Pb2 O2]'
_cell_volume [307.4085]
_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  0.1525  0.7500  0.8816  1.0
  Er  Er1  2  0.1581  0.7500  0.4230  1.0
  Er  Er2  2  0.4853  0.2500  0.8420  1.0
  As  As3  2  0.1692  0.2500  0.6516  1.0
  Pb  Pb4  2  0.2217  0.2500  0.1756  1.0
  O  O5  2  0.4079  0.7500  0.9116  1.0
]