data_[Na4Ho4Si8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ho  1.2300  1.7500  1.0410
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.2585]
_cell_length_b [9.6265]
_cell_length_c [5.4665]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.1060]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NaHo(SiO3)2]
_chemical_formula_sum '[Na4 Ho4 Si8 O24]'
_cell_volume [515.9622]
_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
[
  Na  Na0  4  0.0000  0.1886  0.2500  1.0
  Ho  Ho1  4  0.0000  0.3868  0.7500  1.0
  Si  Si2  8  0.2097  0.0832  0.7423  1.0
  O  O3  8  0.1232  0.4215  0.1596  1.0
  O  O4  8  0.1392  0.2339  0.6814  1.0
  O  O5  8  0.1540  0.0064  0.9679  1.0
]