data_[Zn8Si4H8O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Si  1.9000  1.1000  0.5400
  H  2.2000  0.2500  0.0000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [8.5161]
_cell_length_b [10.8812]
_cell_length_c [5.1726]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Zn2SiH2O5]
_chemical_formula_sum '[Zn8 Si4 H8 O20]'
_cell_volume [479.3196]
_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
[
  Zn  Zn0  8  0.2035  0.3372  0.9966  1.0
  Si  Si1  4  0.0000  0.3540  0.4917  1.0
  H  H2  4  0.0893  0.0000  0.8529  1.0
  H  H3  4  0.1240  0.0000  0.3189  1.0
  O  O4  8  0.1600  0.2956  0.3635  1.0
  O  O5  4  0.0000  0.3335  0.8053  1.0
  O  O6  4  0.1963  0.0000  0.4660  1.0
  O  O7  2  0.0000  0.0000  0.9730  1.0
  O  O8  2  0.0000  0.5000  0.4108  1.0
]