data_[Rb2Mn2Ge8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Mn  1.5500  1.4000  0.6483
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [9.3905]
_cell_length_b [10.4441]
_cell_length_c [4.0984]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [RbMnGe4]
_chemical_formula_sum '[Rb2 Mn2 Ge8]'
_cell_volume [401.9545]
_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  0.0000  0.0000  0.5000  1
  Mn  Mn1  2  0.0000  0.5000  0.0000  1
  Ge  Ge2  4  0.0000  0.2830  0.0000  1
  Ge  Ge3  4  0.1348  0.5000  0.5000  1
]