data_[Sm12Dy4Mg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Dy  1.2200  1.7500  1.1310
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [P4_2/mnm]
_cell_length_a [10.6689]
_cell_length_b [10.6689]
_cell_length_c [5.0941]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [136]
_chemical_formula_structural [Sm6Dy2Mg]
_chemical_formula_sum '[Sm12 Dy4 Mg2]'
_cell_volume [579.8387]
_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  8  0.0011  0.3326  0.5000  1
  Sm  Sm1  4  0.1638  0.8362  0.0000  1
  Dy  Dy2  4  0.1679  0.1679  0.0000  1
  Mg  Mg3  2  0.0000  0.0000  0.5000  1
]