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Hovåsen Feldspar Quarry, Eptevann, Iveland, Aust-Agder, Norway
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Columbite
Hovåsen Feldspar Quarry, Eptevann, Iveland, Aust-Agder, Norway

Photo: Peter Andresen
 
Name(s) in local language(s): Hovåsen (Håvåsen; Eptevann 4)
 
A feldspar quarry worked in a large granite pegmatite dike on the eastern slope of the hill Hovåsen.
Large beryl crystals with a diameter of total 110 cm (!) were found here in 1947-1948. The largest found measured 3,25 m in length and 1,30 m in diameter.
Bjørlykke locality nr 87.

Mineral List

'Albite-Anorthite Series'
Allanite-(Ce)
Bertrandite
Beryl
'Biotite'
Bismuthinite
'Columbite'
Columbite-(Fe)
'Columbite-(Fe)-Tantalite-(Fe) Series'
Euclase
Microcline
'Monazite'
Muscovite
Quartz
Spessartine
Xenotime-(Y)
Zircon


17 entries listed. 12 valid minerals.

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References

Bjørlykke, H. (1934): The Mineral Paragenesis and Classification of the Granite Pegmatites of Iveland, Setesdal, Southern Norway. Norsk Geologisk Tidsskrift 14, 211-311

Rosenqvist, I.Th. (1949): Store beryllkrystaller i Iveland. Norsk Geologisk Tidskrift 27,233

Strand, T. (1953): Euclase from Iveland, occurring as an alteration product of beryl. Norsk Geologisk Tidskrift 31,1-5

Müller, A., Kearsley, A., Spratt, J. and Seltmann, R. (2012): Petrogenetic implications of magmatic garnet in granitic pegmatites from Southern Norway. Canadian Mineralogist. 50, 1095-1115


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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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