data_[Ho8Ta4Si4N20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Ta  1.5000  1.4500  0.8200
  Si  1.9000  1.1000  0.5400
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.1343]
_cell_length_b [14.2481]
_cell_length_c [9.6676]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Ho2TaSiN5]
_chemical_formula_sum '[Ho8 Ta4 Si4 N20]'
_cell_volume [431.7349]
_cell_formula_units_Z [4]
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  0.0000  0.1079  0.6848  1.0
  Ho  Ho1  4  0.0000  0.1190  0.3083  1.0
  Ta  Ta2  4  0.0000  0.2175  0.0205  1.0
  Si  Si3  4  0.0000  0.4481  0.4464  1.0
  N  N4  4  0.0000  0.0424  0.0342  1.0
  N  N5  4  0.0000  0.2915  0.6614  1.0
  N  N6  4  0.0000  0.3263  0.3806  1.0
  N  N7  4  0.0000  0.3516  0.0017  1.0
  N  N8  4  0.0000  0.4993  0.7860  1.0
]