data_[Sm6Zn8Ga8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Zn  1.6500  1.3500  0.8800
  Ga  1.8100  1.3000  0.7600
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.9912]
_cell_length_b [4.3476]
_cell_length_c [25.9690]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Sm3(ZnGa)4]
_chemical_formula_sum '[Sm6 Zn8 Ga8]'
_cell_volume [450.6159]
_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
[
  Sm  Sm0  4  0.0000  0.0000  0.3515  1
  Sm  Sm1  2  0.0000  0.5000  0.5000  1
  Zn  Zn2  4  0.0000  0.0000  0.0956  1
  Zn  Zn3  4  0.0000  0.5000  0.2469  1
  Ga  Ga4  4  0.0000  0.0000  0.1907  1
  Ga  Ga5  4  0.0000  0.5000  0.0494  1
]