# generated using pymatgen
data_Si216Se
_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   Si216Se
_chemical_formula_sum   'Si216 Se1'
_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  0.250044  0.248935  0.083587  1
  Si  Si2  1  0.254673  0.250019  0.420577  1
  Si  Si3  1  0.250394  0.250313  0.750129  1
  Si  Si4  1  0.249773  0.582901  0.083013  1
  Si  Si5  1  0.250433  0.582574  0.416502  1
  Si  Si6  1  0.250212  0.583551  0.749830  1
  Si  Si7  1  0.256675  0.910779  0.082895  1
  Si  Si8  1  0.250973  0.916197  0.417365  1
  Si  Si9  1  0.250325  0.916791  0.750589  1
  Si  Si10  1  0.583069  0.250609  0.082882  1
  Si  Si11  1  0.583627  0.250196  0.416858  1
  Si  Si12  1  0.581405  0.250999  0.747855  1
  Si  Si13  1  0.582631  0.584329  0.082478  1
  Si  Si14  1  0.583677  0.583639  0.416013  1
  Si  Si15  1  0.583270  0.584038  0.749544  1
  Si  Si16  1  0.583728  0.916882  0.083196  1
  Si  Si17  1  0.584483  0.916495  0.416960  1
  Si  Si18  1  0.584004  0.917273  0.749832  1
  Si  Si19  1  0.887145  0.278867  0.058062  1
  Si  Si20  1  0.917094  0.249797  0.417780  1
  Si  Si21  1  0.916683  0.250744  0.749774  1
  Si  Si22  1  0.916661  0.583995  0.082695  1
  Si  Si23  1  0.917206  0.583599  0.416841  1
  Si  Si24  1  0.916183  0.587306  0.746166  1
  Si  Si25  1  0.917523  0.916066  0.083573  1
  Si  Si26  1  0.917674  0.914751  0.418698  1
  Si  Si27  1  0.917153  0.917858  0.751162  1
  Si  Si28  1  0.001427  0.000660  0.003054  1
  Si  Si29  1  0.001701  0.996652  0.336614  1
  Si  Si30  1  0.000654  0.000427  0.667489  1
  Si  Si31  1  0.995725  0.346801  0.987915  1
  Si  Si32  1  0.000429  0.332209  0.334383  1
  Si  Si33  1  0.000227  0.333772  0.666464  1
  Si  Si34  1  0.000310  0.667169  0.999680  1
  Si  Si35  1  0.000546  0.666701  0.333551  1
  Si  Si36  1  0.000694  0.668975  0.664888  1
  Si  Si37  1  0.334654  0.999472  0.000064  1
  Si  Si38  1  0.335986  0.998915  0.334988  1
  Si  Si39  1  0.333853  0.999809  0.667275  1
  Si  Si40  1  0.332671  0.333180  0.000167  1
  Si  Si41  1  0.333337  0.333311  0.332906  1
  Si  Si42  1  0.333678  0.333422  0.666736  1
  Si  Si43  1  0.333401  0.666500  0.000052  1
  Si  Si44  1  0.334015  0.665872  0.333617  1
  Si  Si45  1  0.333841  0.666723  0.666693  1
  Si  Si46  1  0.666843  0.000557  0.999876  1
  Si  Si47  1  0.667299  0.000220  0.333387  1
  Si  Si48  1  0.667924  0.000301  0.666966  1
  Si  Si49  1  0.665445  0.334404  0.998979  1
  Si  Si50  1  0.666637  0.333593  0.333370  1
  Si  Si51  1  0.665770  0.334019  0.665313  1
  Si  Si52  1  0.666265  0.667853  0.999637  1
  Si  Si53  1  0.667575  0.666621  0.333024  1
  Si  Si54  1  0.667051  0.667249  0.666457  1
  Si  Si55  1  0.253459  0.081865  0.251954  1
  Si  Si56  1  0.250673  0.083292  0.584325  1
  Si  Si57  1  0.250924  0.083293  0.917152  1
  Si  Si58  1  0.248325  0.415019  0.248750  1
  Si  Si59  1  0.250581  0.416795  0.583250  1
  Si  Si60  1  0.249671  0.416806  0.916553  1
  Si  Si61  1  0.251067  0.749039  0.250308  1
  Si  Si62  1  0.250474  0.749828  0.583552  1
  Si  Si63  1  0.250503  0.750031  0.916503  1
  Si  Si64  1  0.583467  0.083437  0.250452  1
  Si  Si65  1  0.584290  0.083495  0.583943  1
  Si  Si66  1  0.583365  0.083915  0.916190  1
  Si  Si67  1  0.583583  0.416952  0.249428  1
  Si  Si68  1  0.582992  0.417369  0.582172  1
  Si  Si69  1  0.582440  0.417757  0.916003  1
  Si  Si70  1  0.583983  0.749488  0.249824  1
  Si  Si71  1  0.583821  0.750355  0.583142  1
  Si  Si72  1  0.583582  0.751014  0.916224  1
  Si  Si73  1  0.913748  0.076865  0.256156  1
  Si  Si74  1  0.917291  0.083450  0.583822  1
  Si  Si75  1  0.918031  0.086504  0.919896  1
  Si  Si76  1  0.918559  0.417225  0.250325  1
  Si  Si77  1  0.916933  0.417082  0.583097  1
  Si  Si78  1  0.913588  0.426760  0.906119  1
  Si  Si79  1  0.917289  0.749954  0.250071  1
  Si  Si80  1  0.916905  0.751236  0.583098  1
  Si  Si81  1  0.916978  0.750606  0.916511  1
  Si  Si82  1  0.025821  0.137962  0.196905  1
  Si  Si83  1  0.000895  0.166402  0.500591  1
  Si  Si84  1  0.000154  0.168092  0.833777  1
  Si  Si85  1  0.000189  0.500967  0.166175  1
  Si  Si86  1  0.000580  0.500116  0.499998  1
  Si  Si87  1  0.000835  0.506180  0.827066  1
  Si  Si88  1  0.000995  0.833024  0.167073  1
  Si  Si89  1  0.001211  0.832746  0.501050  1
  Si  Si90  1  0.000712  0.834185  0.833957  1
  Si  Si91  1  0.334057  0.166283  0.167074  1
  Si  Si92  1  0.336055  0.166030  0.502528  1
  Si  Si93  1  0.333634  0.166712  0.833372  1
  Si  Si94  1  0.332528  0.499176  0.166598  1
  Si  Si95  1  0.333934  0.499743  0.499775  1
  Si  Si96  1  0.333165  0.500278  0.833369  1
  Si  Si97  1  0.337551  0.829684  0.167587  1
  Si  Si98  1  0.334201  0.832942  0.500494  1
  Si  Si99  1  0.333848  0.833497  0.833513  1
  Si  Si100  1  0.665831  0.167161  0.166694  1
  Si  Si101  1  0.666949  0.166876  0.500234  1
  Si  Si102  1  0.663314  0.166976  0.829262  1
  Si  Si103  1  0.664957  0.502308  0.166024  1
  Si  Si104  1  0.666871  0.500484  0.499212  1
  Si  Si105  1  0.666368  0.500789  0.832777  1
  Si  Si106  1  0.666852  0.833367  0.166569  1
  Si  Si107  1  0.667762  0.833378  0.500091  1
  Si  Si108  1  0.667243  0.834398  0.833302  1
  Si  Si109  1  0.090832  0.247820  0.259981  1
  Si  Si110  1  0.083935  0.250106  0.583731  1
  Si  Si111  1  0.082523  0.251666  0.917007  1
  Si  Si112  1  0.083761  0.583357  0.250160  1
  Si  Si113  1  0.083764  0.583620  0.583286  1
  Si  Si114  1  0.083446  0.584052  0.916031  1
  Si  Si115  1  0.085258  0.914707  0.251187  1
  Si  Si116  1  0.083979  0.916537  0.584473  1
  Si  Si117  1  0.083786  0.917464  0.917891  1
  Si  Si118  1  0.417104  0.249935  0.250156  1
  Si  Si119  1  0.417793  0.250384  0.584093  1
  Si  Si120  1  0.416396  0.250334  0.916713  1
  Si  Si121  1  0.416542  0.582537  0.249655  1
  Si  Si122  1  0.416976  0.583499  0.583054  1
  Si  Si123  1  0.416473  0.583803  0.916298  1
  Si  Si124  1  0.418434  0.915770  0.250548  1
  Si  Si125  1  0.417309  0.916684  0.583681  1
  Si  Si126  1  0.417500  0.916685  0.916457  1
  Si  Si127  1  0.749409  0.249665  0.250153  1
  Si  Si128  1  0.750085  0.250313  0.583435  1
  Si  Si129  1  0.743918  0.252047  0.910139  1
  Si  Si130  1  0.750636  0.583218  0.249561  1
  Si  Si131  1  0.749983  0.584226  0.582312  1
  Si  Si132  1  0.749138  0.585184  0.915727  1
  Si  Si133  1  0.750259  0.916937  0.249604  1
  Si  Si134  1  0.750816  0.917027  0.583350  1
  Si  Si135  1  0.750776  0.917648  0.916824  1
  Si  Si136  1  0.177596  0.990259  0.170069  1
  Si  Si137  1  0.167714  0.999266  0.501261  1
  Si  Si138  1  0.167168  0.000297  0.834053  1
  Si  Si139  1  0.163856  0.330469  0.165705  1
  Si  Si140  1  0.167572  0.333065  0.500337  1
  Si  Si141  1  0.166618  0.333723  0.832848  1
  Si  Si142  1  0.167186  0.666443  0.166741  1
  Si  Si143  1  0.167552  0.666022  0.500152  1
  Si  Si144  1  0.167198  0.666992  0.833202  1
  Si  Si145  1  0.500610  0.999905  0.166879  1
  Si  Si146  1  0.501561  0.999628  0.500828  1
  Si  Si147  1  0.500464  0.000173  0.833177  1
  Si  Si148  1  0.499876  0.333597  0.166502  1
  Si  Si149  1  0.499872  0.333505  0.499507  1
  Si  Si150  1  0.499406  0.333747  0.833039  1
  Si  Si151  1  0.500576  0.665776  0.166835  1
  Si  Si152  1  0.500632  0.666696  0.499941  1
  Si  Si153  1  0.500219  0.667183  0.833281  1
  Si  Si154  1  0.833275  0.999712  0.165207  1
  Si  Si155  1  0.834332  0.000096  0.500149  1
  Si  Si156  1  0.835024  0.001970  0.835451  1
  Si  Si157  1  0.827553  0.340135  0.169868  1
  Si  Si158  1  0.833428  0.333541  0.500199  1
  Si  Si159  1  0.831719  0.335101  0.830369  1
  Si  Si160  1  0.833660  0.667019  0.166457  1
  Si  Si161  1  0.833946  0.667481  0.499713  1
  Si  Si162  1  0.833433  0.667962  0.832627  1
  Si  Si163  1  0.095760  0.070371  0.088063  1
  Si  Si164  1  0.084790  0.082611  0.418223  1
  Si  Si165  1  0.083574  0.083923  0.751070  1
  Si  Si166  1  0.080773  0.416441  0.082299  1
  Si  Si167  1  0.083880  0.416404  0.416838  1
  Si  Si168  1  0.083722  0.417521  0.749083  1
  Si  Si169  1  0.084017  0.749883  0.083393  1
  Si  Si170  1  0.084104  0.749193  0.417492  1
  Si  Si171  1  0.083679  0.750567  0.750317  1
  Si  Si172  1  0.417308  0.083217  0.083530  1
  Si  Si173  1  0.418466  0.082989  0.418050  1
  Si  Si174  1  0.417034  0.083588  0.750075  1
  Si  Si175  1  0.416238  0.416642  0.083097  1
  Si  Si176  1  0.416832  0.416719  0.415880  1
  Si  Si177  1  0.416462  0.417231  0.749860  1
  Si  Si178  1  0.418817  0.748065  0.083049  1
  Si  Si179  1  0.417272  0.749737  0.416714  1
  Si  Si180  1  0.417058  0.750324  0.749908  1
  Si  Si181  1  0.749223  0.084746  0.083362  1
  Si  Si182  1  0.750330  0.083435  0.417162  1
  Si  Si183  1  0.750914  0.083716  0.750466  1
  Si  Si184  1  0.747063  0.420411  0.082005  1
  Si  Si185  1  0.750471  0.416766  0.416376  1
  Si  Si186  1  0.748786  0.418084  0.747815  1
  Si  Si187  1  0.750212  0.750326  0.083209  1
  Si  Si188  1  0.750692  0.750359  0.416184  1
  Si  Si189  1  0.750162  0.751149  0.749677  1
  Si  Si190  1  0.166778  0.165381  0.001217  1
  Si  Si191  1  0.173883  0.164886  0.339941  1
  Si  Si192  1  0.167023  0.166767  0.667309  1
  Si  Si193  1  0.165857  0.499666  0.999934  1
  Si  Si194  1  0.166946  0.499340  0.332959  1
  Si  Si195  1  0.167303  0.500310  0.666196  1
  Si  Si196  1  0.167676  0.833002  0.000247  1
  Si  Si197  1  0.167947  0.831867  0.334544  1
  Si  Si198  1  0.167450  0.833244  0.667245  1
  Si  Si199  1  0.499958  0.166921  0.999783  1
  Si  Si200  1  0.500358  0.166766  0.333807  1
  Si  Si201  1  0.499842  0.166627  0.666157  1
  Si  Si202  1  0.499248  0.500503  0.999743  1
  Si  Si203  1  0.500390  0.500016  0.332971  1
  Si  Si204  1  0.500085  0.500309  0.666413  1
  Si  Si205  1  0.500420  0.833419  0.000007  1
  Si  Si206  1  0.501416  0.832742  0.333811  1
  Si  Si207  1  0.500690  0.833560  0.666806  1
  Si  Si208  1  0.823908  0.169083  0.993163  1
  Si  Si209  1  0.833489  0.167331  0.334282  1
  Si  Si210  1  0.833671  0.167076  0.666694  1
  Si  Si211  1  0.832492  0.502377  0.998414  1
  Si  Si212  1  0.834214  0.500017  0.333388  1
  Si  Si213  1  0.833243  0.501177  0.665306  1
  Si  Si214  1  0.833591  0.833641  0.000006  1
  Si  Si215  1  0.834157  0.833737  0.333108  1
  Si  Si216  1  0.834120  0.834474  0.667155  1
  Se  Se217  1  0.004166  0.209052  0.080413  1
