data_[Pr12Nd2Sm6Er4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Nd  1.1400  1.8500  1.2765
  Sm  1.1700  1.8500  1.2290
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.4037]
_cell_length_b [11.0129]
_cell_length_c [12.0237]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.7585]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr6NdSm3Er2]
_chemical_formula_sum '[Pr12 Nd2 Sm6 Er4]'
_cell_volume [835.6870]
_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
[
  Pr  Pr0  8  0.2494  0.3325  0.7516  1.0
  Pr  Pr1  4  0.2481  0.5000  0.2482  1.0
  Nd  Nd2  2  0.0000  0.0000  0.0000  1.0
  Sm  Sm3  4  0.0000  0.1669  0.5000  1.0
  Sm  Sm4  2  0.0000  0.5000  0.5000  1.0
  Er  Er5  4  0.0000  0.3335  0.0000  1.0
]