MgO                          
   1.0000000000000000     
     0.0000000000000000    2.1229207162079331    2.1229207162079331
     2.1229207162079331    0.0000000000000000    2.1229207162079331
     2.1229207162079331    2.1229207162079331    0.0000000000000000
  Mg              O             
     1     1
Direct
     0.0000000000000000    0.0000000000000000    0.0000000000000000
     0.4999999999999999    0.4999999999999999    0.4999999999999999
