Fe Nb 
 1.0000000000000000
     3.6279474596154544    0.0000000000000000    0.0000000000000000
     0.0000000000000000    3.6279474596154544   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    3.6279474596154544
 Fe  Nb 
   1   3
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  0.0000000000000000  1.8139737298077268  1.8139737298077268   T   T   T
  1.8139737298077268 -0.0000000000000000  1.8139737298077268   T   T   T
  1.8139737298077268  1.8139737298077268 -0.0000000000000000   T   T   T