Si 
 1.0000000000000000
     6.7165121180063831   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    6.7165121180063831    0.0000000000000000
     0.0000000000000000    0.0000000000000000    6.7165121180063831
 Si 
  16
Selective dynamics
Cartesian
  0.6874750017210405  0.6874750017210405  0.6874750017210405   T   T   T
  2.6707810572821513  6.0290371162853438  4.0457310607242309   T   T   T
  6.0290371162853438  4.0457310607242309  2.6707810572821513   T   T   T
  4.0457310607242309  2.6707810572821513  6.0290371162853438   T   T   T
  4.0457310607242309  4.0457310607242309  4.0457310607242309   T   T   T
  6.0290371162853438  2.6707810572821513  0.6874750017210404   T   T   T
  2.6707810572821513  0.6874750017210405  6.0290371162853438   T   T   T
  0.6874750017210405  6.0290371162853438  2.6707810572821513   T   T   T
  6.0290371162853438  6.0290371162853438  6.0290371162853438   T   T   T
  4.0457310607242309  0.6874750017210404  2.6707810572821513   T   T   T
  0.6874750017210405  2.6707810572821513  4.0457310607242309   T   T   T
  2.6707810572821513  4.0457310607242309  0.6874750017210404   T   T   T
  2.6707810572821513  2.6707810572821513  2.6707810572821513   T   T   T
  0.6874750017210405  4.0457310607242309  6.0290371162853438   T   T   T
  4.0457310607242309  6.0290371162853438  0.6874750017210404   T   T   T
  6.0290371162853438  0.6874750017210405  4.0457310607242309   T   T   T