data_[Rb2Tb2Hg2Te6]
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
  Hg  2.0000  1.5000  1.2450
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.6959]
_cell_length_b [4.5522]
_cell_length_c [11.0366]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.0247]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbTbHgTe3]
_chemical_formula_sum '[Rb2 Tb2 Hg2 Te6]'
_cell_volume [460.5284]
_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  0.2219  0.2500  0.2547  1.0
  Tb  Tb1  2  0.3257  0.7500  0.8633  1.0
  Hg  Hg2  2  0.0867  0.2500  0.6153  1.0
  Te  Te3  2  0.1036  0.2500  0.8741  1.0
  Te  Te4  2  0.2358  0.7500  0.5500  1.0
  Te  Te5  2  0.4643  0.7500  0.1548  1.0
]