# generated using pymatgen
data_Si216Sb
_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   Si216Sb
_chemical_formula_sum   'Si216 Sb1'
_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  0.251533  0.251109  0.082270  1
  Si  Si2  1  0.256124  0.251984  0.421738  1
  Si  Si3  1  0.250121  0.249928  0.749603  1
  Si  Si4  1  0.250650  0.583283  0.083255  1
  Si  Si5  1  0.250273  0.583978  0.416405  1
  Si  Si6  1  0.250353  0.583324  0.749976  1
  Si  Si7  1  0.249701  0.916543  0.083103  1
  Si  Si8  1  0.250545  0.916972  0.415806  1
  Si  Si9  1  0.250116  0.916694  0.749333  1
  Si  Si10  1  0.582795  0.249790  0.082493  1
  Si  Si11  1  0.583266  0.249993  0.416364  1
  Si  Si12  1  0.583729  0.249991  0.749201  1
  Si  Si13  1  0.583338  0.583267  0.082861  1
  Si  Si14  1  0.583977  0.583661  0.416364  1
  Si  Si15  1  0.583362  0.583137  0.749558  1
  Si  Si16  1  0.582691  0.916196  0.082557  1
  Si  Si17  1  0.583326  0.916476  0.415952  1
  Si  Si18  1  0.583148  0.916606  0.749238  1
  Si  Si19  1  0.909190  0.251367  0.077133  1
  Si  Si20  1  0.915245  0.249033  0.416820  1
  Si  Si21  1  0.916654  0.249846  0.749305  1
  Si  Si22  1  0.916370  0.583030  0.083006  1
  Si  Si23  1  0.916526  0.583654  0.416340  1
  Si  Si24  1  0.916978  0.582880  0.749608  1
  Si  Si25  1  0.915063  0.914578  0.082038  1
  Si  Si26  1  0.916820  0.917357  0.415379  1
  Si  Si27  1  0.916589  0.916233  0.748639  1
  Si  Si28  1  0.996436  0.992058  0.991619  1
  Si  Si29  1  0.000574  0.000573  0.331482  1
  Si  Si30  1  0.000039  0.000005  0.665634  1
  Si  Si31  1  0.000609  0.331979  0.000009  1
  Si  Si32  1  0.994580  0.339600  0.339164  1
  Si  Si33  1  0.000106  0.333412  0.666111  1
  Si  Si34  1  0.000008  0.666064  0.999584  1
  Si  Si35  1  0.000142  0.666599  0.332868  1
  Si  Si36  1  0.999972  0.667175  0.666690  1
  Si  Si37  1  0.332884  0.000002  0.999549  1
  Si  Si38  1  0.336028  0.998554  0.333228  1
  Si  Si39  1  0.333375  0.000000  0.666062  1
  Si  Si40  1  0.335867  0.333530  0.998296  1
  Si  Si41  1  0.335867  0.334201  0.333682  1
  Si  Si42  1  0.333766  0.333436  0.666656  1
  Si  Si43  1  0.333375  0.666478  0.999544  1
  Si  Si44  1  0.333676  0.667138  0.332928  1
  Si  Si45  1  0.333278  0.666659  0.666245  1
  Si  Si46  1  0.665873  0.999299  0.998851  1
  Si  Si47  1  0.666404  0.999494  0.332400  1
  Si  Si48  1  0.666496  0.999690  0.665511  1
  Si  Si49  1  0.666376  0.332851  0.999041  1
  Si  Si50  1  0.666311  0.333532  0.332992  1
  Si  Si51  1  0.667066  0.333207  0.666380  1
  Si  Si52  1  0.666400  0.665971  0.999209  1
  Si  Si53  1  0.667106  0.666803  0.332817  1
  Si  Si54  1  0.666587  0.666512  0.666041  1
  Si  Si55  1  0.251707  0.082443  0.250849  1
  Si  Si56  1  0.250655  0.083735  0.582858  1
  Si  Si57  1  0.249703  0.083585  0.916100  1
  Si  Si58  1  0.256194  0.422250  0.251432  1
  Si  Si59  1  0.250345  0.416929  0.583541  1
  Si  Si60  1  0.250489  0.416146  0.916643  1
  Si  Si61  1  0.250050  0.750122  0.249404  1
  Si  Si62  1  0.250313  0.750341  0.582895  1
  Si  Si63  1  0.250134  0.749783  0.916252  1
  Si  Si64  1  0.582807  0.082924  0.249327  1
  Si  Si65  1  0.583436  0.083357  0.582797  1
  Si  Si66  1  0.582669  0.083028  0.915794  1
  Si  Si67  1  0.583235  0.416935  0.249487  1
  Si  Si68  1  0.583977  0.416781  0.583239  1
  Si  Si69  1  0.583315  0.416397  0.916001  1
  Si  Si70  1  0.583787  0.749592  0.249563  1
  Si  Si71  1  0.583370  0.750048  0.582660  1
  Si  Si72  1  0.583092  0.749693  0.916089  1
  Si  Si73  1  0.909132  0.077644  0.250816  1
  Si  Si74  1  0.916370  0.083459  0.582644  1
  Si  Si75  1  0.915090  0.082527  0.914161  1
  Si  Si76  1  0.915172  0.417238  0.248648  1
  Si  Si77  1  0.916534  0.416920  0.583075  1
  Si  Si78  1  0.916849  0.415879  0.916824  1
  Si  Si79  1  0.916651  0.749781  0.249350  1
  Si  Si80  1  0.916968  0.750125  0.582420  1
  Si  Si81  1  0.916559  0.749042  0.915773  1
  Si  Si82  1  0.974358  0.146467  0.145958  1
  Si  Si83  1  0.999860  0.167279  0.500002  1
  Si  Si84  1  0.999809  0.166233  0.832533  1
  Si  Si85  1  0.999802  0.500339  0.166871  1
  Si  Si86  1  0.999464  0.504268  0.503704  1
  Si  Si87  1  0.000184  0.499438  0.833336  1
  Si  Si88  1  0.999806  0.833009  0.165779  1
  Si  Si89  1  0.000133  0.833847  0.498948  1
  Si  Si90  1  0.999543  0.831050  0.830648  1
  Si  Si91  1  0.333836  0.166917  0.166629  1
  Si  Si92  1  0.337979  0.166408  0.503339  1
  Si  Si93  1  0.333514  0.166500  0.832763  1
  Si  Si94  1  0.338027  0.503804  0.165904  1
  Si  Si95  1  0.333463  0.500191  0.499700  1
  Si  Si96  1  0.333387  0.499800  0.833254  1
  Si  Si97  1  0.333532  0.833210  0.166020  1
  Si  Si98  1  0.333433  0.833612  0.499481  1
  Si  Si99  1  0.333078  0.833247  0.832797  1
  Si  Si100  1  0.665895  0.166196  0.165740  1
  Si  Si101  1  0.666680  0.166722  0.499664  1
  Si  Si102  1  0.665442  0.166006  0.831562  1
  Si  Si103  1  0.666645  0.500175  0.166196  1
  Si  Si104  1  0.667137  0.500082  0.499670  1
  Si  Si105  1  0.666685  0.499535  0.832805  1
  Si  Si106  1  0.665463  0.831948  0.165553  1
  Si  Si107  1  0.666694  0.833297  0.499086  1
  Si  Si108  1  0.666341  0.832940  0.832474  1
  Si  Si109  1  0.126536  0.307105  0.306562  1
  Si  Si110  1  0.083724  0.250418  0.582815  1
  Si  Si111  1  0.083337  0.249075  0.916128  1
  Si  Si112  1  0.083732  0.583152  0.249961  1
  Si  Si113  1  0.084061  0.585462  0.584950  1
  Si  Si114  1  0.083751  0.582582  0.916787  1
  Si  Si115  1  0.083306  0.916659  0.248615  1
  Si  Si116  1  0.083754  0.917142  0.582183  1
  Si  Si117  1  0.083762  0.912523  0.912132  1
  Si  Si118  1  0.417436  0.250034  0.249622  1
  Si  Si119  1  0.419166  0.250375  0.585304  1
  Si  Si120  1  0.417631  0.249906  0.915094  1
  Si  Si121  1  0.419119  0.585798  0.249899  1
  Si  Si122  1  0.416750  0.583385  0.582914  1
  Si  Si123  1  0.416730  0.583013  0.916477  1
  Si  Si124  1  0.417718  0.915425  0.249491  1
  Si  Si125  1  0.416759  0.916932  0.582641  1
  Si  Si126  1  0.416117  0.916682  0.916205  1
  Si  Si127  1  0.748504  0.249755  0.249231  1
  Si  Si128  1  0.749915  0.250095  0.582932  1
  Si  Si129  1  0.747591  0.249639  0.913614  1
  Si  Si130  1  0.749892  0.583438  0.249575  1
  Si  Si131  1  0.750386  0.583392  0.582906  1
  Si  Si132  1  0.749955  0.582732  0.916096  1
  Si  Si133  1  0.747583  0.914031  0.249180  1
  Si  Si134  1  0.750016  0.916585  0.582226  1
  Si  Si135  1  0.749653  0.916175  0.915724  1
  Si  Si136  1  0.165337  0.000679  0.165487  1
  Si  Si137  1  0.167019  0.000871  0.498758  1
  Si  Si138  1  0.166666  0.999761  0.832460  1
  Si  Si139  1  0.173553  0.342232  0.166341  1
  Si  Si140  1  0.166482  0.334600  0.499884  1
  Si  Si141  1  0.166733  0.333012  0.833308  1
  Si  Si142  1  0.166748  0.666392  0.166338  1
  Si  Si143  1  0.166950  0.667344  0.499727  1
  Si  Si144  1  0.166765  0.666352  0.833160  1
  Si  Si145  1  0.499472  0.999649  0.165863  1
  Si  Si146  1  0.500465  0.999894  0.499506  1
  Si  Si147  1  0.499443  0.999682  0.832613  1
  Si  Si148  1  0.499986  0.333478  0.166140  1
  Si  Si149  1  0.500667  0.333586  0.500245  1
  Si  Si150  1  0.500566  0.333120  0.832265  1
  Si  Si151  1  0.501118  0.667658  0.166042  1
  Si  Si152  1  0.499999  0.666697  0.499476  1
  Si  Si153  1  0.499787  0.666381  0.832828  1
  Si  Si154  1  0.829009  0.995969  0.165179  1
  Si  Si155  1  0.833223  0.000153  0.499022  1
  Si  Si156  1  0.832246  0.999336  0.831374  1
  Si  Si157  1  0.831255  0.333259  0.166280  1
  Si  Si158  1  0.832891  0.333237  0.499758  1
  Si  Si159  1  0.833295  0.333023  0.832844  1
  Si  Si160  1  0.833067  0.666522  0.166098  1
  Si  Si161  1  0.833294  0.666894  0.499302  1
  Si  Si162  1  0.833142  0.665954  0.832573  1
  Si  Si163  1  0.079261  0.073139  0.072691  1
  Si  Si164  1  0.082164  0.084234  0.416396  1
  Si  Si165  1  0.083336  0.083202  0.749210  1
  Si  Si166  1  0.082146  0.416662  0.083931  1
  Si  Si167  1  0.081373  0.421373  0.420969  1
  Si  Si168  1  0.083544  0.416378  0.749723  1
  Si  Si169  1  0.083316  0.749601  0.082796  1
  Si  Si170  1  0.083476  0.750265  0.415883  1
  Si  Si171  1  0.083688  0.749231  0.748842  1
  Si  Si172  1  0.416119  0.083427  0.083045  1
  Si  Si173  1  0.417609  0.083058  0.416804  1
  Si  Si174  1  0.416639  0.083393  0.749387  1
  Si  Si175  1  0.417593  0.417182  0.082604  1
  Si  Si176  1  0.417978  0.417354  0.416882  1
  Si  Si177  1  0.416853  0.416626  0.749817  1
  Si  Si178  1  0.416654  0.749849  0.082891  1
  Si  Si179  1  0.416791  0.750247  0.416169  1
  Si  Si180  1  0.416601  0.749961  0.749498  1
  Si  Si181  1  0.748659  0.082619  0.082190  1
  Si  Si182  1  0.749174  0.083059  0.416066  1
  Si  Si183  1  0.749260  0.083051  0.748618  1
  Si  Si184  1  0.749158  0.416581  0.082529  1
  Si  Si185  1  0.750046  0.416553  0.416069  1
  Si  Si186  1  0.750170  0.416465  0.749672  1
  Si  Si187  1  0.749235  0.749015  0.082557  1
  Si  Si188  1  0.750176  0.750184  0.416026  1
  Si  Si189  1  0.750031  0.749762  0.749250  1
  Si  Si190  1  0.165312  0.165935  0.000224  1
  Si  Si191  1  0.173643  0.166491  0.341987  1
  Si  Si192  1  0.166769  0.166782  0.666014  1
  Si  Si193  1  0.166962  0.499071  0.000538  1
  Si  Si194  1  0.166472  0.500219  0.334133  1
  Si  Si195  1  0.166985  0.500267  0.666841  1
  Si  Si196  1  0.166669  0.832840  0.999377  1
  Si  Si197  1  0.166710  0.833815  0.332529  1
  Si  Si198  1  0.166771  0.833514  0.665952  1
  Si  Si199  1  0.499436  0.166292  0.999275  1
  Si  Si200  1  0.499994  0.166546  0.333048  1
  Si  Si201  1  0.501133  0.166471  0.667180  1
  Si  Si202  1  0.500422  0.499891  0.999434  1
  Si  Si203  1  0.500630  0.500759  0.333123  1
  Si  Si204  1  0.500001  0.499930  0.666249  1
  Si  Si205  1  0.499432  0.833076  0.999184  1
  Si  Si206  1  0.500630  0.832623  0.332710  1
  Si  Si207  1  0.499842  0.833289  0.665981  1
  Si  Si208  1  0.829024  0.165652  0.995578  1
  Si  Si209  1  0.831257  0.166819  0.332745  1
  Si  Si210  1  0.833046  0.166586  0.666080  1
  Si  Si211  1  0.833221  0.499517  0.999612  1
  Si  Si212  1  0.832832  0.500281  0.332758  1
  Si  Si213  1  0.833281  0.499764  0.666387  1
  Si  Si214  1  0.832222  0.831779  0.998863  1
  Si  Si215  1  0.833309  0.833302  0.332568  1
  Si  Si216  1  0.833179  0.833101  0.665502  1
  Sb  Sb217  1  0.110061  0.192298  0.192602  1