[CIF]
data_Na2Zn(SiO3)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.46795981
_cell_length_b   5.22044967
_cell_length_c   11.41403851
_cell_angle_alpha   77.38890502
_cell_angle_beta   26.37459759
_cell_angle_gamma   76.23649740
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2Zn(SiO3)2
_chemical_formula_sum   'Na4 Zn2 Si4 O12'
_cell_volume   294.82543429
_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
  Na  Na0  1  3.72550309  14.56272546  3.59916902  1
  Na  Na1  1  3.48827091  7.09558854  3.59916902  1
  Na  Na2  1  5.29171441  19.97730396  5.48619452  1
  Na  Na3  1  5.52894659  12.51016704  5.48619452  1
  Zn  Zn4  1  5.41033050  16.24373550  5.65027517  1
  Zn  Zn5  1  3.60688700  10.82915700  3.76324967  1
  Si  Si6  1  3.86960904  3.61155635  3.94968779  1
  Si  Si7  1  3.34416496  18.04675765  3.94968779  1
  Si  Si8  1  1.54072146  9.02613485  2.06266229  1
  Si  Si9  1  2.06616554  1.80302215  2.06266229  1
  O  O10  1  3.38205170  5.02594171  4.55332837  1
  O  O11  1  3.83172230  16.63237229  4.55332837  1
  O  O12  1  2.02827880  10.44052021  2.66630287  1
  O  O13  1  5.18549520  11.21779379  2.66630287  1
  O  O14  1  2.52896882  2.80601867  3.33165297  1
  O  O15  1  1.07791818  8.02313833  3.33165297  1
  O  O16  1  2.88136168  8.22059717  1.44462747  1
  O  O17  1  0.72552532  2.60855983  1.44462747  1
  O  O18  1  5.06782772  14.55112743  6.63390985  1
  O  O19  1  5.75283328  17.93634357  6.63390985  1
  O  O20  1  3.26438422  12.52176507  4.74688435  1
  O  O21  1  3.94938978  9.13654893  4.74688435  1
[/CIF]
