data_[Pm2Ho8Tm4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ho  1.2300  1.7500  1.0410
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.1078]
_cell_length_b [8.4646]
_cell_length_c [6.4385]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.6009]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm(Ho2Tm)2]
_chemical_formula_sum '[Pm2 Ho8 Tm4]'
_cell_volume [453.4375]
_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  0.5000  1
  Ho  Ho1  8  0.1995  0.1946  0.1929  1
  Tm  Tm2  4  0.0280  0.5000  0.2750  1
]