data_[Pm2Pt6O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pt  2.2800  1.3500  0.8050
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P6_3mc]
_cell_length_a [6.2874]
_cell_length_b [6.2874]
_cell_length_c [10.2280]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [186]
_chemical_formula_structural [PmPt3O8]
_chemical_formula_sum '[Pm2 Pt6 O16]'
_cell_volume [350.1623]
_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
[
  Pm  Pm0  2  0.3333  0.6667  0.4967  1
  Pt  Pt1  6  0.1669  0.3338  0.2139  1
  O  O2  6  0.0376  0.5188  0.3182  1
  O  O3  6  0.1515  0.3030  0.6124  1
  O  O4  2  0.0000  0.0000  0.3093  1
  O  O5  2  0.3333  0.6667  0.1175  1
]