data_[Rb4Ge2Se2O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ge  2.0100  1.2500  0.7700
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.6283]
_cell_length_b [6.7432]
_cell_length_c [7.8643]
_cell_angle_alpha [85.1060]
_cell_angle_beta [68.9690]
_cell_angle_gamma [62.9472]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Rb2GeSeO2]
_chemical_formula_sum '[Rb4 Ge2 Se2 O4]'
_cell_volume [290.9011]
_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
[
  Rb  Rb0  2  0.1410  0.1308  0.6262  1
  Rb  Rb1  2  0.2781  0.2447  0.1391  1
  Ge  Ge2  2  0.4474  0.4381  0.6726  1
  Se  Se3  2  0.2152  0.7156  0.9151  1
  O  O4  2  0.2970  0.5172  0.4960  1
  O  O5  2  0.4681  0.8401  0.2899  1
]