Mg Si 
 1.0000000000000000
     7.8945982299629360   -0.0000000000000000    0.0000000000000000
     0.0000000000000000    7.8945982299629360    0.0000000000000000
     0.0000000000000000    0.0000000000000000    7.8945982299629360
 Mg  Si 
  16   8
Selective dynamics
Cartesian
  0.9868247787453670  0.9868247787453671  0.9868247787453670   T   T   T
  6.9077734512175688  2.9604743362361008  4.9341238937268344   T   T   T
  2.9604743362361003  4.9341238937268344  6.9077734512175688   T   T   T
  4.9341238937268344  6.9077734512175697  2.9604743362361003   T   T   T
  2.9604743362361003  6.9077734512175697  4.9341238937268344   T   T   T
  6.9077734512175688  4.9341238937268344  2.9604743362361003   T   T   T
  4.9341238937268344  2.9604743362361008  6.9077734512175688   T   T   T
  0.9868247787453670  4.9341238937268344  4.9341238937268344   T   T   T
  6.9077734512175688  6.9077734512175697  0.9868247787453670   T   T   T
  2.9604743362361003  0.9868247787453671  2.9604743362361003   T   T   T
  2.9604743362361003  2.9604743362361008  0.9868247787453670   T   T   T
  6.9077734512175688  0.9868247787453671  6.9077734512175688   T   T   T
  4.9341238937268344  0.9868247787453671  4.9341238937268344   T   T   T
  0.9868247787453670  6.9077734512175697  6.9077734512175688   T   T   T
  0.9868247787453670  2.9604743362361008  2.9604743362361003   T   T   T
  4.9341238937268344  4.9341238937268344  0.9868247787453670   T   T   T
  3.9472991149814685  3.9472991149814685  3.9472991149814685   T   T   T
  3.9472991149814685 -0.0000000000000000  0.0000000000000000   T   T   T
  0.0000000000000000  0.0000000000000000  3.9472991149814685   T   T   T
  0.0000000000000000  3.9472991149814685  0.0000000000000000   T   T   T
  1.9736495574907345  5.9209486724722016  1.9736495574907342   T   T   T
  5.9209486724722016  5.9209486724722016  5.9209486724722016   T   T   T
  5.9209486724722016  1.9736495574907342  1.9736495574907342   T   T   T
  1.9736495574907345  1.9736495574907342  5.9209486724722016   T   T   T