data_[Nd12Er6Tm4Mg2]
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
  Tm  1.2500  1.7500  1.0950
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.2151]
_cell_length_b [10.7675]
_cell_length_c [11.7085]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.2187]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Nd6Er3Tm2Mg]
_chemical_formula_sum '[Nd12 Er6 Tm4 Mg2]'
_cell_volume [771.1120]
_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  8  0.2491  0.1666  0.2482  1
  Nd  Nd1  4  0.2493  0.5000  0.2493  1
  Er  Er2  4  0.0000  0.1667  0.5000  1
  Er  Er3  2  0.0000  0.5000  0.5000  1
  Tm  Tm4  4  0.0000  0.3335  0.0000  1
  Mg  Mg5  2  0.0000  0.0000  0.0000  1
]