# generated using pymatgen
data_NaSi215
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   16.40618400
_cell_length_b   16.40618400
_cell_length_c   16.40618400
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaSi215
_chemical_formula_sum   'Na1 Si215'
_cell_volume   4415.93562766
_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
  Na  Na1  1  0.250000  0.250000  0.083332  1
  Si  Si2  1  0.250000  0.250000  0.416996  1
  Si  Si3  1  0.250000  0.250000  0.749672  1
  Si  Si4  1  0.250001  0.583662  0.083333  1
  Si  Si5  1  0.250210  0.584651  0.417986  1
  Si  Si6  1  0.249795  0.584663  0.748671  1
  Si  Si7  1  0.249999  0.916338  0.083333  1
  Si  Si8  1  0.249790  0.915349  0.417985  1
  Si  Si9  1  0.250205  0.915337  0.748671  1
  Si  Si10  1  0.583662  0.250001  0.083333  1
  Si  Si11  1  0.584651  0.250210  0.417985  1
  Si  Si12  1  0.584663  0.249795  0.748671  1
  Si  Si13  1  0.584657  0.584657  0.083541  1
  Si  Si14  1  0.583201  0.583201  0.416530  1
  Si  Si15  1  0.583108  0.583108  0.750226  1
  Si  Si16  1  0.584657  0.915343  0.083125  1
  Si  Si17  1  0.583109  0.916891  0.416442  1
  Si  Si18  1  0.583201  0.916799  0.750139  1
  Si  Si19  1  0.916338  0.249999  0.083333  1
  Si  Si20  1  0.915349  0.249790  0.417986  1
  Si  Si21  1  0.915337  0.250205  0.748671  1
  Si  Si22  1  0.915343  0.584657  0.083125  1
  Si  Si23  1  0.916891  0.583109  0.416442  1
  Si  Si24  1  0.916799  0.583201  0.750139  1
  Si  Si25  1  0.915343  0.915343  0.083541  1
  Si  Si26  1  0.916799  0.916799  0.416530  1
  Si  Si27  1  0.916892  0.916892  0.750226  1
  Si  Si28  1  -0.001552  -0.001552  0.000716  1
  Si  Si29  1  0.000151  0.000151  0.333184  1
  Si  Si30  1  0.000211  0.000211  0.666993  1
  Si  Si31  1  -0.000264  0.333140  0.000194  1
  Si  Si32  1  -0.001550  0.332618  0.334885  1
  Si  Si33  1  -0.000107  0.333329  0.666518  1
  Si  Si34  1  -0.000104  0.666822  0.000010  1
  Si  Si35  1  0.000209  0.666342  0.333122  1
  Si  Si36  1  0.000118  0.666575  0.666763  1
  Si  Si37  1  0.333140  -0.000264  0.000194  1
  Si  Si38  1  0.332618  -0.001550  0.334885  1
  Si  Si39  1  0.333329  -0.000107  0.666518  1
  Si  Si40  1  0.345697  0.345697  -0.012362  1
  Si  Si41  1  0.333140  0.333140  0.333598  1
  Si  Si42  1  0.333377  0.333377  0.666526  1
  Si  Si43  1  0.333380  0.666811  -0.000038  1
  Si  Si44  1  0.333331  0.666820  0.333442  1
  Si  Si45  1  0.333448  0.667247  0.666080  1
  Si  Si46  1  0.666822  -0.000104  0.000010  1
  Si  Si47  1  0.666342  0.000209  0.333122  1
  Si  Si48  1  0.666575  0.000118  0.666763  1
  Si  Si49  1  0.666811  0.333380  -0.000038  1
  Si  Si50  1  0.666820  0.333331  0.333442  1
  Si  Si51  1  0.667247  0.333448  0.666080  1
  Si  Si52  1  0.667232  0.667232  -0.000130  1
  Si  Si53  1  0.666578  0.666578  0.333212  1
  Si  Si54  1  0.666582  0.666582  0.666751  1
  Si  Si55  1  0.249670  0.081136  0.252198  1
  Si  Si56  1  0.250000  0.083243  0.583334  1
  Si  Si57  1  0.250329  0.081135  0.914469  1
  Si  Si58  1  0.250330  0.418864  0.252198  1
  Si  Si59  1  0.250000  0.416757  0.583334  1
  Si  Si60  1  0.249671  0.418865  0.914469  1
  Si  Si61  1  0.250000  0.750000  0.250093  1
  Si  Si62  1  0.250000  0.750000  0.583248  1
  Si  Si63  1  0.250000  0.750000  0.916580  1
  Si  Si64  1  0.582896  0.083583  0.249752  1
  Si  Si65  1  0.583186  0.083305  0.583194  1
  Si  Si66  1  0.583394  0.083427  0.916763  1
  Si  Si67  1  0.583389  0.416572  0.249909  1
  Si  Si68  1  0.583191  0.416691  0.583479  1
  Si  Si69  1  0.582898  0.416416  0.916919  1
  Si  Si70  1  0.583190  0.750145  0.250027  1
  Si  Si71  1  0.583167  0.750000  0.583334  1
  Si  Si72  1  0.583185  0.749856  0.916644  1
  Si  Si73  1  0.916611  0.083428  0.249909  1
  Si  Si74  1  0.916809  0.083309  0.583479  1
  Si  Si75  1  0.917102  0.083584  0.916919  1
  Si  Si76  1  0.917104  0.416417  0.249752  1
  Si  Si77  1  0.916814  0.416695  0.583194  1
  Si  Si78  1  0.916606  0.416573  0.916763  1
  Si  Si79  1  0.916810  0.749855  0.250027  1
  Si  Si80  1  0.916833  0.750000  0.583334  1
  Si  Si81  1  0.916815  0.750144  0.916644  1
  Si  Si82  1  -0.000264  0.166860  0.166474  1
  Si  Si83  1  -0.000108  0.166668  0.500155  1
  Si  Si84  1  -0.001554  0.167382  0.831781  1
  Si  Si85  1  -0.001552  0.501552  0.165952  1
  Si  Si86  1  0.000211  0.499789  0.499676  1
  Si  Si87  1  0.000150  0.499850  0.833487  1
  Si  Si88  1  -0.000112  0.833184  0.166669  1
  Si  Si89  1  0.000118  0.833427  0.499908  1
  Si  Si90  1  0.000213  0.833659  0.833543  1
  Si  Si91  1  0.345696  0.154304  0.179030  1
  Si  Si92  1  0.333376  0.166624  0.500143  1
  Si  Si93  1  0.333140  0.166860  0.833070  1
  Si  Si94  1  0.333139  0.500264  0.166474  1
  Si  Si95  1  0.333332  0.500108  0.500155  1
  Si  Si96  1  0.332618  0.501554  0.831781  1
  Si  Si97  1  0.333373  0.833196  0.166716  1
  Si  Si98  1  0.333478  0.832785  0.500544  1
  Si  Si99  1  0.333330  0.833182  0.833226  1
  Si  Si100  1  0.666804  0.166627  0.166716  1
  Si  Si101  1  0.667215  0.166522  0.500544  1
  Si  Si102  1  0.666818  0.166670  0.833226  1
  Si  Si103  1  0.666816  0.500112  0.166669  1
  Si  Si104  1  0.666573  0.499882  0.499908  1
  Si  Si105  1  0.666341  0.499787  0.833543  1
  Si  Si106  1  0.667232  0.832768  0.166796  1
  Si  Si107  1  0.666583  0.833417  0.499917  1
  Si  Si108  1  0.666576  0.833424  0.833458  1
  Si  Si109  1  0.081136  0.249670  0.252198  1
  Si  Si110  1  0.083243  0.250000  0.583334  1
  Si  Si111  1  0.081135  0.250329  0.914469  1
  Si  Si112  1  0.083583  0.582896  0.249752  1
  Si  Si113  1  0.083305  0.583186  0.583194  1
  Si  Si114  1  0.083427  0.583394  0.916763  1
  Si  Si115  1  0.083428  0.916611  0.249909  1
  Si  Si116  1  0.083309  0.916809  0.583479  1
  Si  Si117  1  0.083584  0.917102  0.916919  1
  Si  Si118  1  0.418864  0.250330  0.252198  1
  Si  Si119  1  0.416757  0.250000  0.583334  1
  Si  Si120  1  0.418865  0.249671  0.914469  1
  Si  Si121  1  0.416572  0.583389  0.249909  1
  Si  Si122  1  0.416691  0.583191  0.583479  1
  Si  Si123  1  0.416416  0.582898  0.916919  1
  Si  Si124  1  0.416417  0.917104  0.249752  1
  Si  Si125  1  0.416695  0.916814  0.583194  1
  Si  Si126  1  0.416573  0.916606  0.916763  1
  Si  Si127  1  0.750000  0.250000  0.250093  1
  Si  Si128  1  0.750000  0.250000  0.583248  1
  Si  Si129  1  0.750000  0.250000  0.916580  1
  Si  Si130  1  0.750145  0.583190  0.250027  1
  Si  Si131  1  0.750000  0.583167  0.583334  1
  Si  Si132  1  0.749856  0.583185  0.916644  1
  Si  Si133  1  0.749855  0.916810  0.250027  1
  Si  Si134  1  0.750000  0.916833  0.583334  1
  Si  Si135  1  0.750144  0.916815  0.916644  1
  Si  Si136  1  0.166860  -0.000264  0.166474  1
  Si  Si137  1  0.166668  -0.000108  0.500155  1
  Si  Si138  1  0.167382  -0.001554  0.831781  1
  Si  Si139  1  0.154304  0.345696  0.179030  1
  Si  Si140  1  0.166624  0.333376  0.500143  1
  Si  Si141  1  0.166860  0.333140  0.833070  1
  Si  Si142  1  0.166627  0.666804  0.166716  1
  Si  Si143  1  0.166522  0.667215  0.500544  1
  Si  Si144  1  0.166670  0.666818  0.833226  1
  Si  Si145  1  0.501552  -0.001552  0.165951  1
  Si  Si146  1  0.499789  0.000211  0.499676  1
  Si  Si147  1  0.499850  0.000150  0.833487  1
  Si  Si148  1  0.500264  0.333140  0.166474  1
  Si  Si149  1  0.500108  0.333332  0.500155  1
  Si  Si150  1  0.501554  0.332618  0.831781  1
  Si  Si151  1  0.500112  0.666816  0.166669  1
  Si  Si152  1  0.499882  0.666573  0.499908  1
  Si  Si153  1  0.499787  0.666341  0.833543  1
  Si  Si154  1  0.833184  -0.000112  0.166669  1
  Si  Si155  1  0.833427  0.000118  0.499908  1
  Si  Si156  1  0.833659  0.000213  0.833543  1
  Si  Si157  1  0.833196  0.333373  0.166716  1
  Si  Si158  1  0.832785  0.333478  0.500544  1
  Si  Si159  1  0.833182  0.333330  0.833226  1
  Si  Si160  1  0.832768  0.667232  0.166796  1
  Si  Si161  1  0.833417  0.666583  0.499917  1
  Si  Si162  1  0.833424  0.666576  0.833458  1
  Si  Si163  1  0.081135  0.081135  0.083663  1
  Si  Si164  1  0.083427  0.083427  0.416727  1
  Si  Si165  1  0.083583  0.083583  0.750438  1
  Si  Si166  1  0.081136  0.418864  0.083004  1
  Si  Si167  1  0.083584  0.416416  0.416232  1
  Si  Si168  1  0.083426  0.416574  0.749944  1
  Si  Si169  1  0.083248  0.750000  0.083363  1
  Si  Si170  1  0.083302  0.749858  0.416517  1
  Si  Si171  1  0.083313  0.750145  0.750140  1
  Si  Si172  1  0.418864  0.081136  0.083004  1
  Si  Si173  1  0.416416  0.083584  0.416232  1
  Si  Si174  1  0.416574  0.083426  0.749944  1
  Si  Si175  1  0.418865  0.418865  0.083664  1
  Si  Si176  1  0.416573  0.416573  0.416727  1
  Si  Si177  1  0.416417  0.416417  0.750438  1
  Si  Si178  1  0.416752  0.750000  0.083363  1
  Si  Si179  1  0.416698  0.750142  0.416517  1
  Si  Si180  1  0.416687  0.749855  0.750140  1
  Si  Si181  1  0.750000  0.083248  0.083363  1
  Si  Si182  1  0.749858  0.083302  0.416517  1
  Si  Si183  1  0.750145  0.083313  0.750140  1
  Si  Si184  1  0.750000  0.416752  0.083363  1
  Si  Si185  1  0.750142  0.416698  0.416517  1
  Si  Si186  1  0.749855  0.416687  0.750140  1
  Si  Si187  1  0.750000  0.750000  0.083349  1
  Si  Si188  1  0.750000  0.750000  0.416503  1
  Si  Si189  1  0.750000  0.750000  0.750167  1
  Si  Si190  1  0.154303  0.154303  -0.012362  1
  Si  Si191  1  0.166860  0.166860  0.333598  1
  Si  Si192  1  0.166623  0.166623  0.666526  1
  Si  Si193  1  0.166860  0.500264  0.000194  1
  Si  Si194  1  0.167382  0.501550  0.334885  1
  Si  Si195  1  0.166671  0.500107  0.666518  1
  Si  Si196  1  0.166620  0.833189  -0.000038  1
  Si  Si197  1  0.166669  0.833180  0.333442  1
  Si  Si198  1  0.166552  0.832753  0.666080  1
  Si  Si199  1  0.500264  0.166860  0.000194  1
  Si  Si200  1  0.501550  0.167382  0.334885  1
  Si  Si201  1  0.500107  0.166671  0.666518  1
  Si  Si202  1  0.501552  0.501552  0.000716  1
  Si  Si203  1  0.499849  0.499849  0.333184  1
  Si  Si204  1  0.499789  0.499789  0.666993  1
  Si  Si205  1  0.500104  0.833178  0.000010  1
  Si  Si206  1  0.499791  0.833658  0.333122  1
  Si  Si207  1  0.499882  0.833425  0.666763  1
  Si  Si208  1  0.833189  0.166620  -0.000038  1
  Si  Si209  1  0.833180  0.166669  0.333442  1
  Si  Si210  1  0.832753  0.166552  0.666080  1
  Si  Si211  1  0.833178  0.500104  0.000010  1
  Si  Si212  1  0.833658  0.499791  0.333122  1
  Si  Si213  1  0.833425  0.499882  0.666763  1
  Si  Si214  1  0.832768  0.832768  -0.000130  1
  Si  Si215  1  0.833422  0.833422  0.333212  1
  Si  Si216  1  0.833418  0.833418  0.666751  1