data_[Dy4Er12Mg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [P4_2/mnm]
_cell_length_a [10.4119]
_cell_length_b [10.4119]
_cell_length_c [4.9651]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [136]
_chemical_formula_structural [Dy2Er6Mg]
_chemical_formula_sum '[Dy4 Er12 Mg2]'
_cell_volume [538.2615]
_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
[
  Dy  Dy0  4  0.1660  0.1660  0.0000  1.0
  Er  Er1  8  0.0004  0.6661  0.5000  1.0
  Er  Er2  4  0.1677  0.8323  0.0000  1.0
  Mg  Mg3  2  0.0000  0.0000  0.5000  1.0
]