Fe2SnU2
Mirambet, F.Chevalier, B.Gravereau, P.Trut, L.Etourneau, J.
Journal of Alloys Compd. (1993) 191, L1-L3
a=7.296Å b=7.296Å c=3.446Å
α=90° β=90° γ=90°