data_[Pm12Y2Er6Tm4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Y  1.2200  1.8000  1.0400
  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 [6.2207]
_cell_length_b [10.7711]
_cell_length_c [11.7535]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.1173]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm6YEr3Tm2]
_chemical_formula_sum '[Pm12 Y2 Er6 Tm4]'
_cell_volume [775.2839]
_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
[
  Pm  Pm0  8  0.2489  0.3328  0.7498  1
  Pm  Pm1  4  0.2495  0.5000  0.2503  1
  Y  Y2  2  0.0000  0.0000  0.0000  1
  Er  Er3  4  0.0000  0.1667  0.5000  1
  Er  Er4  2  0.0000  0.5000  0.5000  1
  Tm  Tm5  4  0.0000  0.3334  0.0000  1
]