data_[K2Rb1Ge1F8]
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
  Ge  2.0100  1.2500  0.7700
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [4.9160]
_cell_length_b [5.6543]
_cell_length_c [7.7432]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.7454]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [K2RbGeF8]
_chemical_formula_sum '[K2 Rb1 Ge1 F8]'
_cell_volume [207.1557]
_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  0.3922  0.5000  0.2007  1.0
  Rb  Rb1  1  0.0000  0.0000  0.5000  1.0
  Ge  Ge2  1  0.0000  0.0000  0.0000  1.0
  F  F3  4  0.1672  0.2320  0.8981  1.0
  F  F4  2  0.2002  0.5000  0.4955  1.0
  F  F5  2  0.2991  0.0000  0.2060  1.0
]