data_[Ta2Zn2Br4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Zn  1.6500  1.3500  0.8800
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.1793]
_cell_length_b [4.8618]
_cell_length_c [13.3023]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [TaZnBr2]
_chemical_formula_sum '[Ta2 Zn2 Br4]'
_cell_volume [205.6180]
_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
[
  Ta  Ta0  2  0.0000  0.0000  0.4921  1
  Zn  Zn1  2  0.0000  0.5000  0.1595  1
  Br  Br2  2  0.0000  0.0000  0.0169  1
  Br  Br3  2  0.0000  0.5000  0.8316  1
]