data_[Gd3Er2Mg3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Gd  1.2000  1.8000  1.0750
  Er  1.2400  1.7500  1.0300
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [Pm]
_cell_length_a [6.8551]
_cell_length_b [5.5204]
_cell_length_c [6.8794]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.5638]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [6]
_chemical_formula_structural [Gd3Er2Mg3]
_chemical_formula_sum '[Gd3 Er2 Mg3]'
_cell_volume [228.6520]
_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
[
  Gd  Gd0  1  0.1545  0.0000  0.8438  1
  Gd  Gd1  1  0.1726  0.0000  0.3409  1
  Gd  Gd2  1  0.8399  0.5000  0.1527  1
  Er  Er3  1  0.3425  0.5000  0.6635  1
  Er  Er4  1  0.6610  0.0000  0.3379  1
  Mg  Mg5  1  0.3425  0.5000  0.1658  1
  Mg  Mg6  1  0.6567  0.0000  0.8392  1
  Mg  Mg7  1  0.8303  0.5000  0.6562  1
]