data_[K2Pr1Cr1F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Pr  1.1300  1.8500  1.0600
  Cr  1.6600  1.4000  0.9400
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [4.2784]
_cell_length_b [7.3221]
_cell_length_c [6.1591]
_cell_angle_alpha [90.0000]
_cell_angle_beta [95.2554]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [K2PrCrF8]
_chemical_formula_sum '[K2 Pr1 Cr1 F8]'
_cell_volume [192.1343]
_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  2  0.5000  0.2301  0.5000  1
  Pr  Pr1  1  0.0000  0.5000  0.0000  1
  Cr  Cr2  1  0.0000  0.0000  0.0000  1
  F  F3  4  0.0795  0.2177  0.8070  1
  F  F4  2  0.3816  0.0000  0.1871  1
  F  F5  2  0.4824  0.5000  0.2163  1
]