Famous for cordierite and sunstone specimens. Especially known is sunstone (aventurine feldspar) from the classical, now abandoned Østerådalen locality, (often labelled just "Tvedestrand"). This sunstone is by some considered to be the best in the world.
Mineral ListMineral list contains entries from the region specified including sub-localities
52 entries listed. 30 valid minerals.
Localities in this Region
The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
- Weibye, P. C. (1848): Beiträge zur topograpischen Mineralogie Norwegens. Archiv für Mineralogie, Geognosie, Bergbau und Hüttenkunde. 22: 465-544
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