Mg Si 
 1.0000000000000000
    17.9845497371999237    0.0000000000000000   -0.3112782438782716
     0.0000000000000000    3.5326790098812180   -0.0000000000000000
   -16.5455511843211625   -0.0000000000000001    7.2505522714494894
 Mg  Si 
  10  12
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  8.9922748685999618  1.7663395049406101 -0.1556391219391357   T   T   T
 -1.7466989342308128 -0.0000000000000000  6.2855819980520300   T   T   T
  3.1856974871095756 -0.0000000000000000  0.6536920295191994   T   T   T
 -10.7389738028307882  1.7663395049406101  6.4412211199911633   T   T   T
 12.1779723557095476  1.7663395049406101  0.4980529075800637   T   T   T
 -1.0005982373978080 -0.0000000000000000  2.9594435347089578   T   T   T
  2.4395967902765712 -0.0000000000000000  3.9798304928622721   T   T   T
  7.9916766312021590  1.7663395049406101  2.8038044127698156   T   T   T
 -6.5526780783233924  1.7663395049406101  4.1354696148014147   T   T   T
 10.0945700625466586 -0.0000000000000000  1.9374867233339483   T   T   T
 -8.6555715096678885 -0.0000000000000000  5.0017873042372880   T   T   T
  1.1022951939466956  1.7663395049406101  2.0931258452730845   T   T   T
  0.3367033589320652  1.7663395049406101  4.8461481822981458   T   T   T
 -4.7167317531490784 -0.0000000000000000  5.4334688831833784   T   T   T
  6.1557303060278441 -0.0000000000000000  1.5058051443878482   T   T   T
  4.2755431154508878  1.7663395049406101  5.2778297612442424   T   T   T
 -2.8365445625721253  1.7663395049406101  1.6614442663269833   T   T   T
 -4.3840392575817297 -0.0000000000000000  2.7652475882855323   T   T   T
  5.8230378104604954 -0.0000000000000000  4.1740264392856972   T   T   T
  4.6082356110182374  1.7663395049406101  2.6096084663463994   T   T   T
 -3.1692370581394731  1.7663395049406101  4.3296655612248234   T   T   T