data_[Rb2Tl2Ge2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tl  1.6200  1.9000  1.3325
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [3.9798]
_cell_length_b [7.3354]
_cell_length_c [8.3960]
_cell_angle_alpha [103.3163]
_cell_angle_beta [103.6825]
_cell_angle_gamma [105.3307]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbTlGe]
_chemical_formula_sum '[Rb2 Tl2 Ge2]'
_cell_volume [218.1717]
_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  0.1942  0.1322  0.7471  1.0
  Tl  Tl1  2  0.0212  0.3619  0.1758  1.0
  Ge  Ge2  2  0.3243  0.6305  0.5210  1.0
]