Mg Sn 
 1.0000000000000000
     5.0544999999999805    0.0000000000000000    0.0000000000000000
    -2.5272499999999902    4.3773254034284275    0.0000000000000000
     0.0000000000000000    0.0000000000000000    6.5264999999999995
 Mg  Sn 
   4   2
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000
  0.0000000000000000  0.0000000000000000  3.2632499999999998
  0.0000000000000001  2.9182169356189513  1.6316249999999999
  2.5272499999999902  1.4591084678094759  4.8948749999999999
  0.0000000000000001  2.9182169356189513  4.8948749999999999
  2.5272499999999902  1.4591084678094759  1.6316249999999999