data_[La10Sm8Mg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Sm  1.1700  1.8500  1.2290
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [22.9716]
_cell_length_b [3.5924]
_cell_length_c [9.0089]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.9142]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [La5(Sm2Mg)2]
_chemical_formula_sum '[La10 Sm8 Mg4]'
_cell_volume [742.4899]
_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
[
  La  La0  4  0.1318  0.0000  0.0996  1
  La  La1  4  0.1833  0.0000  0.4684  1
  La  La2  2  0.0000  0.5000  0.0000  1
  Sm  Sm3  4  0.0729  0.0000  0.7146  1
  Sm  Sm4  4  0.2105  0.5000  0.8195  1
  Mg  Mg5  4  0.0526  0.5000  0.3791  1
]