Structures published

Total: 2

Th Ca2 (Si8 O20)

Ca₂O₂₀Si₈Th

Szymanski, J.T.Owens, D.R.Chao, G.Y.Roberts, A.C.Ansell, H.G.

Canadian Mineralogist (1982) 20, 65-75

a=7.483Å b=7.483Å c=14.893Å

α=90° β=90° γ=90°

Ekanite

Ca_1.92Fe_0.06Mn_0.02O₂₀Si₈Th_0.95U_0.05

Szymanski, J. T.Owens, D. R.Roberts, A. C.Ansell, H. G.Chao, G. Y.

The Canadian Mineralogist (1982) 20, 65-75

a=7.483Å b=7.483Å c=14.893Å

α=90° β=90° γ=90°