Situated about 11 km NW of the town Arendal. It was discovered in 1956.
References:
-Oftedahl, Chr. (1963): Contributions to the mineralogy of Norway No 19. Red corundum of Froland at Arendal. Norsk Geologisk Tidsskrift 43, 431-439
- Nilssen, B. & Raade, G. (1973): Contribution to the mineralogy of Norway, No 54. On Chromian Montmorillonite (Volkonskoite) in Norway. Norsk Geologisk Tidsskrift 54: 329-331
- Eldjarn, K. (1979): Mineraler i Norge- Korund. NAGS-nytt 6 (4): 29-31
- Nordrum, F. S. (2007): Nyfunn av mineraler i Norge 2006-2007. STEIN 34 (2), 14-26
Mineral List:13 entries listed. 7 valid minerals.
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