data_[Y2Tm14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.4961]
_cell_length_b [10.9271]
_cell_length_c [12.7788]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [YTm7]
_chemical_formula_sum '[Y2 Tm14]'
_cell_volume [488.1739]
_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
[
  Y  Y0  2  0.0000  0.0000  0.0000  1
  Tm  Tm1  8  0.0000  0.2293  0.3665  1
  Tm  Tm2  4  0.0000  0.5000  0.2589  1
  Tm  Tm3  2  0.0000  0.5000  0.0000  1
]