data_[Rb6Tl12Hg10]
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
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [5.3487]
_cell_length_b [16.0276]
_cell_length_c [11.1862]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [Rb3Tl6Hg5]
_chemical_formula_sum '[Rb6 Tl12 Hg10]'
_cell_volume [958.9616]
_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  4  0.0000  0.2981  0.7532  1
  Rb  Rb1  2  0.0000  0.0000  0.7380  1
  Tl  Tl2  4  0.0000  0.1390  0.0265  1
  Tl  Tl3  4  0.0000  0.3290  0.4071  1
  Tl  Tl4  2  0.0000  0.5000  0.5811  1
  Tl  Tl5  2  0.0000  0.5000  0.9444  1
  Hg  Hg6  4  0.0000  0.1312  0.4600  1
  Hg  Hg7  4  0.0000  0.3365  0.1178  1
  Hg  Hg8  2  0.0000  0.0000  0.2398  1
]