data_[Sm6As2Pb2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  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 [9.0914]
_cell_length_b [4.1454]
_cell_length_c [9.1936]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.3408]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Sm3AsPbO]
_chemical_formula_sum '[Sm6 As2 Pb2 O2]'
_cell_volume [338.4813]
_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
[
  Sm  Sm0  2  0.1149  0.7500  0.8484  1
  Sm  Sm1  2  0.1616  0.2500  0.5173  1
  Sm  Sm2  2  0.4245  0.2500  0.1610  1
  As  As3  2  0.3466  0.2500  0.8360  1
  Pb  Pb4  2  0.1766  0.7500  0.2230  1
  O  O5  2  0.0879  0.7500  0.5923  1
]