data_[Tm4Ag2Br12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Ag  1.9300  1.6000  1.0867
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [24.1594]
_cell_length_b [3.6650]
_cell_length_c [20.2776]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tm2AgBr6]
_chemical_formula_sum '[Tm4 Ag2 Br12]'
_cell_volume [1795.4420]
_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
[
  Tm  Tm0  4  0.1325  0.0000  0.5577  1
  Ag  Ag1  2  0.0000  0.5000  0.5000  1
  Br  Br2  4  0.0689  0.5000  0.6301  1
  Br  Br3  4  0.1230  0.5000  0.4537  1
  Br  Br4  4  0.2139  0.5000  0.5941  1
]