Pt11Si5Sm8
Barakatova, Zh.M.Aksel'rud, L.G.Seropegin, Yu.D.Bodak, O.I.
Kristallografiya (1995) 40, 370-372
a=8.715Å b=8.715Å c=7.086Å
α=90° β=90° γ=120°