A granite pegmatite. Forbes & Dahll (1855) described tyrite (see
) from this locality. It was later showed to be
Rock Types Recorded
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Select Rock List TypeAlphabetical List Tree Diagram
Entries shown in red are rocks recorded for this region.
Forbes, D. & Dahll, T. (1855): Mineralogiske Iagttagelser omkring Arendal og Kragerö. Nyt Magazin for Naturvidenskaberne, 8: 213-229 + 2 plates [description of fergusonite (as "tyrite")]
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