data_[Pm6Y14Tm2]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [5.8668]
_cell_length_b [11.1599]
_cell_length_c [11.3131]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Pm3Y7Tm]
_chemical_formula_sum '[Pm6 Y14 Tm2]'
_cell_volume [740.7021]
_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  4  0.0000  0.0000  0.2122  1
  Pm  Pm1  2  0.0000  0.5000  0.5000  1
  Y  Y2  8  0.0000  0.2998  0.2983  1
  Y  Y3  4  0.0000  0.2062  0.0000  1
  Y  Y4  2  0.0000  0.0000  0.5000  1
  Tm  Tm5  2  0.0000  0.5000  0.0000  1
]