Mg 
 1.0000000000000000
     4.4985476042153660   -0.0000000000000000   -0.0000000000000000
    -0.0000000000000000    4.4985476042153660   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    4.4985476042153660
 Mg 
   4
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
 -0.0000000000000000  2.2492738021076817  2.2492738021076817   T   T   T
  2.2492738021076817 -0.0000000000000000  2.2492738021076817   T   T   T
  2.2492738021076817  2.2492738021076817 -0.0000000000000000   T   T   T