data_[La4Pm12Er6Tm2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Pm  1.1300  1.8500  1.1100
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.2737]
_cell_length_b [10.8704]
_cell_length_c [11.9674]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.0895]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [La2Pm6Er3Tm]
_chemical_formula_sum '[La4 Pm12 Er6 Tm2]'
_cell_volume [803.5197]
_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
[
  La  La0  4  0.0000  0.3334  0.0000  1
  Pm  Pm1  8  0.2493  0.3343  0.7449  1
  Pm  Pm2  4  0.2466  0.0000  0.7446  1
  Er  Er3  4  0.0000  0.1662  0.5000  1
  Er  Er4  2  0.0000  0.5000  0.5000  1
  Tm  Tm5  2  0.0000  0.0000  0.0000  1
]