data_[K8Rb4P4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [10.1540]
_cell_length_b [8.0041]
_cell_length_c [10.4543]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.3044]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [K2RbP]
_chemical_formula_sum '[K8 Rb4 P4]'
_cell_volume [801.8803]
_cell_formula_units_Z [4]
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  0.1691  0.2020  0.0084  1.0
  K  K1  4  0.2092  0.6417  0.8700  1.0
  Rb  Rb2  4  0.4542  0.0120  0.7911  1.0
  P  P3  4  0.4602  0.1312  0.4781  1.0
]