data_[K6Pm4Mn2O12]
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
  Mn  1.5500  1.4000  0.6483
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.1799]
_cell_length_b [10.2139]
_cell_length_c [6.6539]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4755]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K3Pm2MnO6]
_chemical_formula_sum '[K6 Pm4 Mn2 O12]'
_cell_volume [395.9714]
_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
[
  K  K0  4  0.0000  0.1610  0.5000  1
  K  K1  2  0.0000  0.5000  0.5000  1
  Pm  Pm2  4  0.0000  0.3360  0.0000  1
  Mn  Mn3  2  0.0000  0.0000  0.0000  1
  O  O4  8  0.2078  0.1454  0.1701  1
  O  O5  4  0.2194  0.5000  0.2144  1
]