H Mg 
 1.0000000000000000
     4.4584488007820156   -0.0000000000000000   -0.0000000000000000
     0.0000000000000000    4.4584488007820164   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    2.9886451703003987
 H   Mg 
   4   2
Selective dynamics
Cartesian
  1.3534754614570614  1.3534754614570608 -0.0000000000000000   T   T   T
  3.1049733393249555  3.1049733393249550 -0.0000000000000000   T   T   T
  0.8757489389339475  3.5826998618480683  1.4943225851501996   T   T   T
  3.5826998618480701  0.8757489389339473  1.4943225851501996   T   T   T
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  2.2292244003910078  2.2292244003910082  1.4943225851501996   T   T   T