data_[Gd1Er3Ni4]
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
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [Pm]
_cell_length_a [5.4031]
_cell_length_b [4.1664]
_cell_length_c [7.0214]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.1052]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [6]
_chemical_formula_structural [GdEr3Ni4]
_chemical_formula_sum '[Gd1 Er3 Ni4]'
_cell_volume [158.0630]
_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  0.6303  0.0000  0.6795  1
  Er  Er1  1  0.1306  0.5000  0.8208  1
  Er  Er2  1  0.3689  0.5000  0.3193  1
  Er  Er3  1  0.8697  0.0000  0.1798  1
  Ni  Ni4  1  0.1255  0.0000  0.5373  1
  Ni  Ni5  1  0.3742  0.0000  0.0387  1
  Ni  Ni6  1  0.6252  0.5000  0.9634  1
  Ni  Ni7  1  0.8757  0.5000  0.4612  1
]