data_[Pr2Dy7Er4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [P-31m]
_cell_length_a [6.0723]
_cell_length_b [6.0723]
_cell_length_c [13.2920]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [162]
_chemical_formula_structural [Pr2Dy7Er4]
_chemical_formula_sum '[Pr2 Dy7 Er4]'
_cell_volume [424.4534]
_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
[
  Pr  Pr0  2  0.3333  0.6667  0.0000  1
  Dy  Dy1  6  0.0000  0.3550  0.2189  1
  Dy  Dy2  1  0.0000  0.0000  0.0000  1
  Er  Er3  2  0.0000  0.0000  0.3952  1
  Er  Er4  2  0.3333  0.6667  0.5000  1
]