Mg
 1.0000000000000000
     1.5917553831052000   -2.7570011967594699    0.0000000000000000
     1.5917553831052000    2.7570011967594699    0.0000000000000000
     0.0000000000000000    0.0000000000000000    5.2003744031066104
 Mg 
   2
Cartesian
  1.5917553831052003  0.9190003989198410  1.3000936007766528
  1.5917553831051996 -0.9190003989198423  3.9002808023299571