data_[Rb2La2Ge2Se8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  La  1.1000  1.9500  1.1720
  Ge  2.0100  1.2500  0.7700
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2_1]
_cell_length_a [6.9982]
_cell_length_b [7.1501]
_cell_length_c [9.4946]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.6340]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [4]
_chemical_formula_structural [RbLaGeSe4]
_chemical_formula_sum '[Rb2 La2 Ge2 Se8]'
_cell_volume [452.7680]
_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  0.2587  0.0086  0.0627  1
  La  La1  2  0.2315  0.9958  0.5522  1
  Ge  Ge2  2  0.2181  0.5299  0.3232  1
  Se  Se3  2  0.0148  0.2556  0.2932  1
  Se  Se4  2  0.0293  0.2720  0.7228  1
  Se  Se5  2  0.4181  0.5280  0.1635  1
  Se  Se6  2  0.4211  0.5867  0.5709  1
]