MnNiSb
Irkaev, S.M.Valiev, Kh.Kh.Golovnin, V.A.Kuz'min, R.N.
Soviet Physics - JETP (1971) 32, 229-231
a=5.9Å b=5.9Å c=5.9Å
α=90° β=90° γ=90°