H Mg 
 1.0000000000000000
     4.8255236665546617    0.0000000000000000    0.0000000000000000
     0.0000000000000000    4.8255236665546617    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.8255236665546617
 H   Mg 
   8   4
Selective dynamics
Cartesian
  1.6150984241506956  1.6150984241506956  1.6150984241506956   T   T   T
  0.7976634091266357  3.2104252424039670  4.0278602574280278   T   T   T
  3.2104252424039670  4.0278602574280278  0.7976634091266357   T   T   T
  4.0278602574280278  0.7976634091266357  3.2104252424039670   T   T   T
  3.2104252424039670  3.2104252424039670  3.2104252424039670   T   T   T
  4.0278602574280278  1.6150984241506956  0.7976634091266357   T   T   T
  1.6150984241506956  0.7976634091266357  4.0278602574280278   T   T   T
  0.7976634091266357  4.0278602574280278  1.6150984241506956   T   T   T
  0.0000000000000002  0.0000000000000002  0.0000000000000002   T   T   T
  2.4127618332773317  0.0000000000000002  2.4127618332773317   T   T   T
  0.0000000000000002  2.4127618332773317  2.4127618332773317   T   T   T
  2.4127618332773317  2.4127618332773317  0.0000000000000002   T   T   T