data_[K1Pm2Os1O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Pm  1.1300  1.8500  1.1100
  Os  2.2000  1.3000  0.6730
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.2488]
_cell_length_b [5.3196]
_cell_length_c [7.3019]
_cell_angle_alpha [89.7513]
_cell_angle_beta [74.5628]
_cell_angle_gamma [89.3814]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [KPm2OsO8]
_chemical_formula_sum '[K1 Pm2 Os1 O8]'
_cell_volume [159.0759]
_cell_formula_units_Z [1]
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
[
  K  K0  1  0.0000  0.0000  0.5000  1
  Pm  Pm1  2  0.3808  0.5118  0.7875  1
  Os  Os2  1  0.0000  0.0000  0.0000  1
  O  O3  2  0.1738  0.4954  0.5024  1
  O  O4  2  0.1843  0.3026  0.0890  1
  O  O5  2  0.2036  0.7755  0.1266  1
  O  O6  2  0.3449  0.9698  0.7722  1
]