O Si 
 1.0000000000000000
     7.3976240155275423   -0.0000000000000000    0.0000000000000000
     0.0000000000000000    7.3976240155275423    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    7.3976240155275423
 O   Si 
  16   8
Selective dynamics
Cartesian
  0.9247030019409428  0.9247030019409429  0.9247030019409428   T   T   T
  6.4729210135865998  2.7741090058228290  4.6235150097047146   T   T   T
  2.7741090058228286  4.6235150097047155  6.4729210135865998   T   T   T
  4.6235150097047146  6.4729210135866007  2.7741090058228286   T   T   T
  2.7741090058228286  6.4729210135866007  4.6235150097047146   T   T   T
  6.4729210135865998  4.6235150097047155  2.7741090058228286   T   T   T
  4.6235150097047146  2.7741090058228290  6.4729210135865998   T   T   T
  0.9247030019409428  4.6235150097047155  4.6235150097047146   T   T   T
  6.4729210135865998  6.4729210135866007  0.9247030019409428   T   T   T
  2.7741090058228286  0.9247030019409429  2.7741090058228286   T   T   T
  2.7741090058228286  2.7741090058228290  0.9247030019409428   T   T   T
  6.4729210135865998  0.9247030019409429  6.4729210135865998   T   T   T
  4.6235150097047146  0.9247030019409429  4.6235150097047146   T   T   T
  0.9247030019409428  6.4729210135866007  6.4729210135865998   T   T   T
  0.9247030019409428  2.7741090058228290  2.7741090058228286   T   T   T
  4.6235150097047146  4.6235150097047155  0.9247030019409428   T   T   T
 -0.0000000000000004 -0.0000000000000000 -0.0000000000000004   T   T   T
 -0.0000000000000004  3.6988120077637716  3.6988120077637712   T   T   T
  3.6988120077637712  3.6988120077637716 -0.0000000000000004   T   T   T
  3.6988120077637712  0.0000000000000000  3.6988120077637712   T   T   T
  5.5482180116456572  1.8494060038818858  5.5482180116456572   T   T   T
  1.8494060038818856  1.8494060038818858  1.8494060038818856   T   T   T
  1.8494060038818856  5.5482180116456581  5.5482180116456572   T   T   T
  5.5482180116456572  5.5482180116456581  1.8494060038818856   T   T   T