data_[Th2Se2Br2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Th  1.3000  1.8000  1.0800
  Se  2.5500  1.1500  1.0133
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [3.8773]
_cell_length_b [4.3893]
_cell_length_c [11.6655]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [ThSeBr]
_chemical_formula_sum '[Th2 Se2 Br2]'
_cell_volume [198.5343]
_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
[
  Th  Th0  2  0.0000  0.5000  0.8441  1
  Se  Se1  2  0.0000  0.5000  0.1051  1
  Br  Br2  2  0.0000  0.0000  0.3514  1
]