Heulandite-Ba

Al_4.5Ba_1.098Ca_0.784H_37.688K_0.82Na_0.1O_46.742Si_13.5

Larsen, A. O.Nordrum, F. S.Dobelin, N.Armbruster, T.Petersen, O. V.Erambert, M.

European Journal of Mineralogy (2005) 17, 143-153

a=17.738Å   b=17.856Å   c=7.419Å

α=90°   β=116.55°   γ=90°