A small 6 m long and 15-4o cm thick amazonite-pegmatite dyke found as a sill intruded into the Fossum formation.
References
- Hurum, J. H; Jahren, J.; Berg, H.-J. & Bjerkgård, T. (1997a): En eksotisk pegmatitt i kambrosiluren ved Eikeren, Buskerud. Bergverksmuseets skrift 12, 31-33
- Hurum, J. H; Jahren, J.; Berg, H.-J. & Bjerkgaard, T. (1997b): En eksotisk pegmatitt i kambrosiluren ved Eikeren, Buskerud. STEIN 24 (3), 125-128
- Jahren, J.; Berg, H.J.; Hurum, J.H. & Wulff-Pedersen, E. (1998): Nye undersøkelser av amazonitt-genthelvin pegmatitten fra Fiskum, Øvre Eiker. Bergverksmuseets Skrift 14, 13-16
Mineral List
39 entries listed. 31 valid minerals. 1 erroneous literature entry.
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