Mg Si 
 1.0000000000000000
     6.5158999999999994    0.0000000000000000    0.0000000000000000
     0.0000000000000000    6.5158999999999994    0.0000000000000000
     0.0000000000000000    0.0000000000000000    6.5158999999999994
 Mg  Si 
   8   4
Cartesian
  1.6289750000000001  1.6289750000000001  1.6289750000000001
  4.8869249999999997  4.8869249999999997  1.6289750000000001
  4.8869249999999997  1.6289750000000001  4.8869249999999997
  1.6289750000000001  4.8869249999999997  4.8869249999999997
  1.6289750000000001  1.6289749999999998  4.8869249999999997
  4.8869249999999997  4.8869249999999997  4.8869249999999997
  1.6289750000000001  4.8869249999999997  1.6289750000000001
  4.8869249999999997  1.6289749999999998  1.6289750000000001
  0.0000000000000002  0.0000000000000000  0.0000000000000000
  0.0000000000000002  3.2579499999999997  3.2579499999999997
  3.2579500000000001  0.0000000000000000  3.2579499999999997
  3.2579500000000001  3.2579499999999997  0.0000000000000000