data_[Sm4P2Br3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  P  2.1900  1.0000  0.5500
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [4.1091]
_cell_length_b [4.1091]
_cell_length_c [17.9049]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Sm4P2Br3]
_chemical_formula_sum '[Sm4 P2 Br3]'
_cell_volume [261.8095]
_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
[
  Sm  Sm0  2  0.0000  0.0000  0.2884  1
  Sm  Sm1  2  0.3333  0.6667  0.8794  1
  P  P2  2  0.3333  0.6667  0.2015  1
  Br  Br3  2  0.3333  0.6667  0.6079  1
  Br  Br4  1  0.0000  0.0000  0.0000  1
]