data_[Cs3Ho1Nb2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Ho  1.2300  1.7500  1.0410
  Nb  1.6000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [6.3636]
_cell_length_b [6.3636]
_cell_length_c [8.4952]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Cs3HoNb2O8]
_chemical_formula_sum '[Cs3 Ho1 Nb2 O8]'
_cell_volume [297.9318]
_cell_formula_units_Z [1]
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
[
  Cs  Cs0  2  0.3333  0.6667  0.2784  1.0
  Cs  Cs1  1  0.0000  0.0000  0.0000  1.0
  Ho  Ho2  1  0.0000  0.0000  0.5000  1.0
  Nb  Nb3  2  0.3333  0.6667  0.7248  1.0
  O  O4  6  0.1695  0.3391  0.6544  1.0
  O  O5  2  0.3333  0.6667  0.9397  1.0
]