data_[Ho6Zr2N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Zr  1.3300  1.5500  0.8600
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [6.7987]
_cell_length_b [9.5812]
_cell_length_c [3.3870]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Ho3ZrN4]
_chemical_formula_sum '[Ho6 Zr2 N8]'
_cell_volume [220.6246]
_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  4  0.2500  0.2500  0.0000  1
  Ho  Ho1  2  0.0000  0.5000  0.5000  1
  Zr  Zr2  2  0.0000  0.0000  0.5000  1
  N  N3  4  0.0000  0.2430  0.5000  1
  N  N4  4  0.2389  0.0000  0.0000  1
]