Citation: Larsen, A. O.; Nordrum, F. S.; Dobelin, N.; Armbruster, T.; Petersen, O. V.; Erambert, M. (2005). Heulandite-Ba, a new zeolite species from Norway Locality: Northern Ravnas silver prospect, southern Vinoren, Flesberg community, Buskerud county, Norway (Kongsberg ore district). European Journal of Mineralogy, 17, pp. 143-153.