Hg Se 
 1.0000000000000000
     5.7931747943241128    0.0000000000000000   -0.0000000000000000
     0.0000000000000000    5.7931747943241128    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    5.7931747943241128
 Hg  Se 
   4   4
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
 -0.0000000000000000  2.8965873971620564  2.8965873971620564   T   T   T
  2.8965873971620564  0.0000000000000000  2.8965873971620564   T   T   T
  2.8965873971620564  2.8965873971620564  0.0000000000000000   T   T   T
  2.8965873971620564  2.8965873971620564  2.8965873971620564   T   T   T
  2.8965873971620564  0.0000000000000000 -0.0000000000000000   T   T   T
  0.0000000000000000  2.8965873971620564  0.0000000000000000   T   T   T
 -0.0000000000000000  0.0000000000000000  2.8965873971620564   T   T   T