data_[Rb2Tb2Cu2S6]
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
  Cu  1.9000  1.3500  0.8200
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.0677]
_cell_length_b [4.0018]
_cell_length_c [9.5248]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.6574]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbTbCuS3]
_chemical_formula_sum '[Rb2 Tb2 Cu2 S6]'
_cell_volume [327.4641]
_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  0.2023  0.2500  0.2367  1.0
  Tb  Tb1  2  0.3303  0.7500  0.8569  1.0
  Cu  Cu2  2  0.0833  0.2500  0.6074  1.0
  S  S3  2  0.1215  0.2500  0.8581  1.0
  S  S4  2  0.1761  0.7500  0.5427  1.0
  S  S5  2  0.4654  0.7500  0.1582  1.0
]