data_[Mn3Fe6Br3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  Fe  1.8300  1.4000  0.8525
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [3.1428]
_cell_length_b [3.1428]
_cell_length_c [22.8096]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [MnFe2Br]
_chemical_formula_sum '[Mn3 Fe6 Br3]'
_cell_volume [195.1081]
_cell_formula_units_Z [3]
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
[
  Mn  Mn0  3  0.0000  0.0000  0.5052  1
  Fe  Fe1  3  0.0000  0.0000  0.2547  1
  Fe  Fe2  3  0.0000  0.0000  0.9920  1
  Br  Br3  3  0.0000  0.0000  0.7481  1
]