data_[Ho8Tm2N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Tm  1.2500  1.7500  1.0950
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [I4/m]
_cell_length_a [7.7329]
_cell_length_b [7.7329]
_cell_length_c [4.8858]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [87]
_chemical_formula_structural [Ho4TmN4]
_chemical_formula_sum '[Ho8 Tm2 N8]'
_cell_volume [292.1574]
_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
[
  Ho  Ho0  8  0.1088  0.6891  0.5000  1
  Tm  Tm1  2  0.0000  0.0000  0.0000  1
  N  N2  8  0.0977  0.7039  0.0000  1
]