# generated using pymatgen
data_Si216O
_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   Si216O
_chemical_formula_sum   'Si216 O1'
_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
  Si  Si1  1  0.257899  0.252562  0.075551  1
  Si  Si2  1  0.248842  0.249468  0.416071  1
  Si  Si3  1  0.250240  0.249706  0.749552  1
  Si  Si4  1  0.251187  0.584804  0.081879  1
  Si  Si5  1  0.249698  0.582514  0.416038  1
  Si  Si6  1  0.250380  0.583804  0.748669  1
  Si  Si7  1  0.249774  0.916678  0.083255  1
  Si  Si8  1  0.249932  0.916538  0.416072  1
  Si  Si9  1  0.249974  0.916800  0.749664  1
  Si  Si10  1  0.583614  0.249647  0.082848  1
  Si  Si11  1  0.583218  0.249565  0.416407  1
  Si  Si12  1  0.584320  0.249445  0.748892  1
  Si  Si13  1  0.584374  0.583634  0.082739  1
  Si  Si14  1  0.583222  0.582530  0.416140  1
  Si  Si15  1  0.583697  0.583021  0.749424  1
  Si  Si16  1  0.583419  0.916667  0.082966  1
  Si  Si17  1  0.582640  0.915905  0.416593  1
  Si  Si18  1  0.583236  0.916255  0.749778  1
  Si  Si19  1  0.917475  0.249327  0.084801  1
  Si  Si20  1  0.913028  0.247676  0.420015  1
  Si  Si21  1  0.916751  0.249560  0.750031  1
  Si  Si22  1  0.917143  0.582564  0.083334  1
  Si  Si23  1  0.916946  0.582674  0.416195  1
  Si  Si24  1  0.916837  0.582548  0.749839  1
  Si  Si25  1  0.916891  0.916346  0.083134  1
  Si  Si26  1  0.915669  0.914644  0.417506  1
  Si  Si27  1  0.916488  0.916018  0.750358  1
  Si  Si28  1  0.000652  0.000564  0.000443  1
  Si  Si29  1  0.998635  0.997435  0.334360  1
  Si  Si30  1  0.999865  0.999129  0.667270  1
  Si  Si31  1  0.001600  0.333045  0.000827  1
  Si  Si32  1  0.995117  0.331502  0.338235  1
  Si  Si33  1  0.999994  0.332892  0.666556  1
  Si  Si34  1  0.000303  0.666240  0.999671  1
  Si  Si35  1  0.000173  0.666230  0.332968  1
  Si  Si36  1  0.000134  0.665945  0.666602  1
  Si  Si37  1  0.333113  0.000094  0.999970  1
  Si  Si38  1  0.332846  0.000517  0.332379  1
  Si  Si39  1  0.333293  0.999852  0.666170  1
  Si  Si40  1  0.339309  0.335361  0.993753  1
  Si  Si41  1  0.332748  0.332822  0.331997  1
  Si  Si42  1  0.333536  0.333034  0.666151  1
  Si  Si43  1  0.334305  0.667733  0.998803  1
  Si  Si44  1  0.333257  0.666090  0.332739  1
  Si  Si45  1  0.333744  0.666803  0.665520  1
  Si  Si46  1  0.666884  0.999812  0.999635  1
  Si  Si47  1  0.665769  0.999019  0.333297  1
  Si  Si48  1  0.666465  0.999596  0.666632  1
  Si  Si49  1  0.667038  0.333019  0.999621  1
  Si  Si50  1  0.666628  0.332885  0.333066  1
  Si  Si51  1  0.666787  0.333140  0.666419  1
  Si  Si52  1  0.667489  0.666742  0.999391  1
  Si  Si53  1  0.666522  0.665825  0.332889  1
  Si  Si54  1  0.666903  0.666252  0.666154  1
  Si  Si55  1  0.248597  0.084090  0.249718  1
  Si  Si56  1  0.249796  0.082996  0.582923  1
  Si  Si57  1  0.249488  0.083708  0.917295  1
  Si  Si58  1  0.254902  0.421322  0.248309  1
  Si  Si59  1  0.249985  0.416228  0.582951  1
  Si  Si60  1  0.251445  0.417659  0.914143  1
  Si  Si61  1  0.250136  0.749781  0.249593  1
  Si  Si62  1  0.250019  0.749907  0.582603  1
  Si  Si63  1  0.250259  0.750595  0.915828  1
  Si  Si64  1  0.583126  0.082857  0.249730  1
  Si  Si65  1  0.582622  0.082670  0.583425  1
  Si  Si66  1  0.583287  0.082910  0.916528  1
  Si  Si67  1  0.583540  0.416344  0.249545  1
  Si  Si68  1  0.583627  0.416200  0.582552  1
  Si  Si69  1  0.584364  0.416545  0.915750  1
  Si  Si70  1  0.583320  0.749577  0.249760  1
  Si  Si71  1  0.583247  0.749426  0.582973  1
  Si  Si72  1  0.583656  0.749918  0.916254  1
  Si  Si73  1  0.910662  0.076913  0.252063  1
  Si  Si74  1  0.915793  0.082092  0.584466  1
  Si  Si75  1  0.917033  0.083238  0.916841  1
  Si  Si76  1  0.917458  0.415251  0.249568  1
  Si  Si77  1  0.916859  0.416009  0.582860  1
  Si  Si78  1  0.917329  0.415700  0.917252  1
  Si  Si79  1  0.916624  0.749422  0.249775  1
  Si  Si80  1  0.916388  0.748832  0.583497  1
  Si  Si81  1  0.916876  0.749487  0.916485  1
  Si  Si82  1  0.992124  0.158687  0.169380  1
  Si  Si83  1  0.998959  0.165144  0.501553  1
  Si  Si84  1  0.000294  0.166540  0.833401  1
  Si  Si85  1  0.001348  0.499353  0.166171  1
  Si  Si86  1  0.000429  0.499306  0.499289  1
  Si  Si87  1  0.000245  0.499395  0.833220  1
  Si  Si88  1  0.999965  0.832798  0.166448  1
  Si  Si89  1  0.999760  0.831962  0.500479  1
  Si  Si90  1  0.000177  0.833072  0.833457  1
  Si  Si91  1  0.332731  0.168014  0.166036  1
  Si  Si92  1  0.333004  0.166615  0.499274  1
  Si  Si93  1  0.333294  0.166433  0.833152  1
  Si  Si94  1  0.336974  0.503149  0.164460  1
  Si  Si95  1  0.333205  0.499438  0.499383  1
  Si  Si96  1  0.334449  0.500775  0.831338  1
  Si  Si97  1  0.333340  0.833274  0.166267  1
  Si  Si98  1  0.333319  0.833122  0.499208  1
  Si  Si99  1  0.333621  0.833678  0.832680  1
  Si  Si100  1  0.666590  0.166112  0.166406  1
  Si  Si101  1  0.665760  0.166058  0.500404  1
  Si  Si102  1  0.666725  0.166346  0.833425  1
  Si  Si103  1  0.666955  0.499703  0.166283  1
  Si  Si104  1  0.666936  0.499435  0.499236  1
  Si  Si105  1  0.667473  0.499913  0.832662  1
  Si  Si106  1  0.665794  0.832134  0.166127  1
  Si  Si107  1  0.666440  0.832701  0.499729  1
  Si  Si108  1  0.666898  0.833092  0.832979  1
  Si  Si109  1  0.068050  0.233569  0.264060  1
  Si  Si110  1  0.083072  0.249282  0.583378  1
  Si  Si111  1  0.083902  0.250158  0.916358  1
  Si  Si112  1  0.083730  0.583322  0.249405  1
  Si  Si113  1  0.083389  0.582853  0.582884  1
  Si  Si114  1  0.083600  0.585622  0.913576  1
  Si  Si115  1  0.082975  0.916016  0.250099  1
  Si  Si116  1  0.082846  0.914809  0.584561  1
  Si  Si117  1  0.083346  0.916792  0.916772  1
  Si  Si118  1  0.416974  0.250022  0.249318  1
  Si  Si119  1  0.416596  0.249553  0.582858  1
  Si  Si120  1  0.420057  0.249709  0.912989  1
  Si  Si121  1  0.418588  0.584748  0.249335  1
  Si  Si122  1  0.416791  0.582994  0.582410  1
  Si  Si123  1  0.417307  0.583580  0.915784  1
  Si  Si124  1  0.416405  0.916652  0.249624  1
  Si  Si125  1  0.416397  0.916276  0.582909  1
  Si  Si126  1  0.416604  0.916911  0.916379  1
  Si  Si127  1  0.749755  0.249205  0.250034  1
  Si  Si128  1  0.749010  0.249104  0.584143  1
  Si  Si129  1  0.750419  0.249519  0.916672  1
  Si  Si130  1  0.750317  0.582776  0.249656  1
  Si  Si131  1  0.750055  0.582564  0.582953  1
  Si  Si132  1  0.750640  0.582962  0.916362  1
  Si  Si133  1  0.747926  0.914198  0.250281  1
  Si  Si134  1  0.749597  0.915868  0.583470  1
  Si  Si135  1  0.750191  0.916274  0.916554  1
  Si  Si136  1  0.166212  0.999664  0.166882  1
  Si  Si137  1  0.166521  0.997007  0.502167  1
  Si  Si138  1  0.166819  0.000030  0.833454  1
  Si  Si139  1  0.181904  0.347447  0.150186  1
  Si  Si140  1  0.166415  0.332672  0.500055  1
  Si  Si141  1  0.167164  0.333354  0.832724  1
  Si  Si142  1  0.167060  0.666620  0.165989  1
  Si  Si143  1  0.166759  0.666164  0.499571  1
  Si  Si144  1  0.167276  0.668004  0.831408  1
  Si  Si145  1  0.499787  0.999888  0.166219  1
  Si  Si146  1  0.499487  0.999624  0.499650  1
  Si  Si147  1  0.499990  0.999849  0.833006  1
  Si  Si148  1  0.500411  0.333272  0.165923  1
  Si  Si149  1  0.499856  0.332940  0.499503  1
  Si  Si150  1  0.502167  0.333565  0.830941  1
  Si  Si151  1  0.501034  0.667286  0.165784  1
  Si  Si152  1  0.500098  0.666236  0.499263  1
  Si  Si153  1  0.500514  0.666755  0.832548  1
  Si  Si154  1  0.830032  0.996141  0.166358  1
  Si  Si155  1  0.832821  0.999089  0.500302  1
  Si  Si156  1  0.833511  0.999729  0.833582  1
  Si  Si157  1  0.833205  0.332597  0.166789  1
  Si  Si158  1  0.831460  0.332606  0.501583  1
  Si  Si159  1  0.833716  0.332982  0.833404  1
  Si  Si160  1  0.833573  0.666151  0.166281  1
  Si  Si161  1  0.833344  0.665713  0.499700  1
  Si  Si162  1  0.833727  0.666214  0.832983  1
  Si  Si163  1  0.083094  0.084152  0.084936  1
  Si  Si164  1  0.081280  0.078240  0.421005  1
  Si  Si165  1  0.083357  0.082953  0.750059  1
  Si  Si166  1  0.085615  0.423098  0.076816  1
  Si  Si167  1  0.083430  0.415334  0.416048  1
  Si  Si168  1  0.083547  0.416394  0.749553  1
  Si  Si169  1  0.083480  0.749789  0.082893  1
  Si  Si170  1  0.083346  0.749468  0.416491  1
  Si  Si171  1  0.083230  0.750241  0.749286  1
  Si  Si172  1  0.416087  0.083575  0.083455  1
  Si  Si173  1  0.416370  0.083178  0.416123  1
  Si  Si174  1  0.416384  0.082954  0.749810  1
  Si  Si175  1  0.418757  0.417483  0.081764  1
  Si  Si176  1  0.416106  0.415791  0.415973  1
  Si  Si177  1  0.417492  0.416614  0.748661  1
  Si  Si178  1  0.417253  0.750554  0.082789  1
  Si  Si179  1  0.416475  0.749434  0.416147  1
  Si  Si180  1  0.416811  0.749947  0.749408  1
  Si  Si181  1  0.750121  0.082914  0.083138  1
  Si  Si182  1  0.748497  0.082045  0.417475  1
  Si  Si183  1  0.749759  0.082712  0.750378  1
  Si  Si184  1  0.750277  0.416168  0.083188  1
  Si  Si185  1  0.750378  0.416065  0.416095  1
  Si  Si186  1  0.750558  0.416207  0.749649  1
  Si  Si187  1  0.750459  0.749827  0.083040  1
  Si  Si188  1  0.749588  0.748832  0.416642  1
  Si  Si189  1  0.750080  0.749423  0.749801  1
  Si  Si190  1  0.166988  0.168186  0.000867  1
  Si  Si191  1  0.164597  0.160365  0.339522  1
  Si  Si192  1  0.166656  0.166209  0.666568  1
  Si  Si193  1  0.168875  0.504524  0.994755  1
  Si  Si194  1  0.166661  0.499283  0.332094  1
  Si  Si195  1  0.166829  0.499793  0.666196  1
  Si  Si196  1  0.166745  0.833323  0.999696  1
  Si  Si197  1  0.166632  0.832863  0.333115  1
  Si  Si198  1  0.166913  0.832687  0.666800  1
  Si  Si199  1  0.500049  0.166429  0.999666  1
  Si  Si200  1  0.499898  0.166436  0.332915  1
  Si  Si201  1  0.499709  0.166342  0.666558  1
  Si  Si202  1  0.501593  0.500702  0.998754  1
  Si  Si203  1  0.499795  0.499356  0.332759  1
  Si  Si204  1  0.500550  0.499947  0.665544  1
  Si  Si205  1  0.500321  0.833654  0.999362  1
  Si  Si206  1  0.499571  0.832885  0.332833  1
  Si  Si207  1  0.500055  0.833103  0.666128  1
  Si  Si208  1  0.834113  0.166741  0.000339  1
  Si  Si209  1  0.831330  0.164975  0.334247  1
  Si  Si210  1  0.832873  0.166102  0.667288  1
  Si  Si211  1  0.833763  0.499424  0.999911  1
  Si  Si212  1  0.834082  0.499273  0.332512  1
  Si  Si213  1  0.833682  0.499462  0.666173  1
  Si  Si214  1  0.833786  0.833061  0.999645  1
  Si  Si215  1  0.832655  0.831967  0.333320  1
  Si  Si216  1  0.833320  0.832733  0.666644  1
  O  O217  1  0.124161  0.282350  0.198154  1