Unit cell vectors:
va= 10.248  0.0  0.0
vb= 6.19034e-10  13.788  0.0
vc= -2.49057  4.16307e-10  6.30814
48
O  1.31672  3.447  3.15407  
O  6.44072  3.447  3.15407  
O  6.44072  10.341  3.15407  
O  1.31672  10.341  3.15407  
O  2.92616  2.32328  1.41113  
O  4.83128  2.32328  4.89701  
O  4.83128  11.4647  4.89701  
O  2.92616  11.4647  1.41113  
O  8.05016  9.21728  1.41113  
O  -0.292722  9.21728  4.89701 
 O  -0.292722  4.57072  4.89701
 O  8.05016  4.57072  1.41113  
 O  2.33729  4.87406  1.19728  
 O  5.42014  4.87406  5.11085  
 O  5.42014  8.91394  5.11085  
 O  2.33729  8.91394  1.19728  
 O  7.46129  11.7681  1.19728  
 O  0.296141  11.7681  5.11085 
 O  0.296141  2.01994  5.11085 
 O  7.46129  2.01994  1.19728  
 O  3.87872  4.04678  3.15407  
 O  3.87872  9.74122  3.15407  
 O  -1.24528  10.9408  3.15407 
 O  -1.24528  2.84722  3.15407 
 O  3.49909  2.18561e-11  0.331177 
 O  4.25835  3.94451e-10  5.97696  
 O  8.62309  6.894  0.331177  
 O  -0.865653  6.894  5.97696 
 O  5.124  2.042  0.0  
 O  5.124  11.746  0.0  
 O  4.01196e-10  8.936  0.0 
 O  2.17838e-10  4.852  0.0
 Si  2.61443  3.67174  2.23182  
 Si  5.143  3.67174  4.07632  
 Si  5.143  10.1163  4.07632  
 Si  2.61443  10.1163  2.23182  
 Si  7.73843  10.5657  2.23182  
 Si  0.0190031  10.5657  4.07632 
 Si  0.0190031  3.22226  4.07632 
 Si  7.73843  3.22226  2.23182  
 Si  3.58372  1.59389  0.134994  
 Si  4.17372  1.59389  6.17314  
 Si  4.17372  12.1941  6.17314  
 Si  3.58372  12.1941  0.134994  
 Si  8.70772  8.48789  0.134994  
 Si  -0.950284  8.48789  6.17314 
 Si  -0.950284  5.30011  6.17314 
 Si  8.70772  5.30011  0.134994