data_[Rb2Tb2Ge2Te6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tb  1.1000  1.7500  0.9815
  Ge  2.0100  1.2500  0.7700
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.5022]
_cell_length_b [4.3268]
_cell_length_c [12.0181]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.2102]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbTbGeTe3]
_chemical_formula_sum '[Rb2 Tb2 Ge2 Te6]'
_cell_volume [460.6458]
_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  0.2337  0.2500  0.2808  1.0
  Tb  Tb1  2  0.3657  0.7500  0.8415  1.0
  Ge  Ge2  2  0.1176  0.2500  0.5540  1.0
  Te  Te3  2  0.1117  0.2500  0.7772  1.0
  Te  Te4  2  0.3236  0.7500  0.5706  1.0
  Te  Te5  2  0.3884  0.7500  0.1036  1.0
]