data_[Nd2Er2Co4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
  Co  1.8800  1.3500  0.7683
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [3.8904]
_cell_length_b [5.6671]
_cell_length_c [7.6116]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [NdErCo2]
_chemical_formula_sum '[Nd2 Er2 Co4]'
_cell_volume [167.8139]
_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
[
  Nd  Nd0  2  0.0000  0.1316  0.6759  1.0
  Er  Er1  2  0.5000  0.3706  0.3192  1.0
  Co  Co2  2  0.0000  0.3639  0.0300  1.0
  Co  Co3  2  0.5000  0.1705  0.9749  1.0
]