data_[Rb2Tl1Tc1Br8]
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
  Tc  1.9000  1.3500  0.7417
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.8705]
_cell_length_b [7.7260]
_cell_length_c [8.9696]
_cell_angle_alpha [89.9738]
_cell_angle_beta [89.9426]
_cell_angle_gamma [88.0616]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Rb2TlTcBr8]
_chemical_formula_sum '[Rb2 Tl1 Tc1 Br8]'
_cell_volume [475.8511]
_cell_formula_units_Z [1]
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  0.4887  0.4975  0.7625  1
  Tl  Tl1  1  0.0000  0.0000  0.5000  1
  Tc  Tc2  1  0.0000  0.0000  0.0000  1
  Br  Br3  2  0.1635  0.7023  0.0058  1
  Br  Br4  2  0.2145  0.6783  0.4953  1
  Br  Br5  2  0.2271  0.1018  0.2026  1
  Br  Br6  2  0.2318  0.0927  0.7966  1
]