data_[K6Pm4Mn2Se12]
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
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.2180]
_cell_length_b [12.6576]
_cell_length_c [8.0478]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.3353]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K3Pm2MnSe6]
_chemical_formula_sum '[K6 Pm4 Mn2 Se12]'
_cell_volume [701.8726]
_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  0.1699  0.5000  1
  K  K1  2  0.0000  0.5000  0.5000  1
  Pm  Pm2  4  0.0000  0.3319  0.0000  1
  Mn  Mn3  2  0.0000  0.0000  0.0000  1
  Se  Se4  8  0.2258  0.1561  0.2046  1
  Se  Se5  4  0.2325  0.0000  0.8070  1
]