data_[Pm4Bi4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.3157]
_cell_length_b [11.3047]
_cell_length_c [5.3159]
_cell_angle_alpha [90.0000]
_cell_angle_beta [130.2484]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [PmBiO4]
_chemical_formula_sum '[Pm4 Bi4 O16]'
_cell_volume [335.5519]
_cell_formula_units_Z [4]
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
[
  Pm  Pm0  4  0.0000  0.1354  0.7500  1
  Bi  Bi1  4  0.0000  0.3989  0.2500  1
  O  O2  8  0.1701  0.7187  0.6696  1
  O  O3  8  0.2412  0.4727  0.7314  1
]