data_[Pm2Y4Er6Tm12]
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 [6.1001]
_cell_length_b [10.5505]
_cell_length_c [11.6639]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.9977]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PmY2(ErTm2)3]
_chemical_formula_sum '[Pm2 Y4 Er6 Tm12]'
_cell_volume [739.2740]
_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  2  0.0000  0.0000  0.0000  1
  Y  Y1  4  0.0000  0.3333  0.0000  1
  Er  Er2  4  0.0000  0.1670  0.5000  1
  Er  Er3  2  0.0000  0.5000  0.5000  1
  Tm  Tm4  8  0.2486  0.3335  0.7473  1
  Tm  Tm5  4  0.2482  0.0000  0.7474  1
]