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Skutesundskjær (Skudesundskjær), Barkevik area, Langesundsfjorden, Larvik, Vestfold, Norway

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Latitude & Longitude (WGS84): 59° 0' 19'' North , 9° 50' 53'' East
Latitude & Longitude (decimal): 59.00550,9.84826
Other regions containing this locality:Scandinavia
Köppen climate type:Dfb : Warm-summer humid continental climate
Name(s) in local language(s):Skutesundskjærene (Skudesundskjærene)

The Skutesundskjær locality consists of 2 small skerries about 30 x 20 m and 40 x 20 m large. It is the type locality of rosenbuschite. Since 1973, the skerries are protected as a natural heritage (site of geological interest) and collecting or removal of mineral materials from the islands is strictly forbidden. (Cf. the laws of 1970-06-19-63-§11 and §12 cf. Law -2009-06-19-100-§77).

Mineral List

33 valid minerals. 1 (TL) - type locality of valid minerals. 1 erroneous literature entry.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Permian - Carboniferous
252.17 - 358.9 Ma

ID: 3143423
Carboniferous granite

Age: Paleozoic (252.17 - 358.9 Ma)

Lithology: Major:{granite group}, Minor{monzonite,syenite,plutonic ultramafic group}

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

252.17 - 298.9 Ma

ID: 3191892
Paleozoic intrusive rocks

Age: Permian (252.17 - 298.9 Ma)

Lithology: Intrusive igneous rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

This page 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.


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Brøgger, W.C. (1887) Foreløpig meddelelse om Mineralerne paa de sydnorske augit-og nefelinsyeniters grovkornige gange. Geologiska Föreningen i Stockholm Förhandlingar 9, 247-274.
Brøgger, W.C. (1890) Die Mineralien der Syenitpegmatitgänge der südnorwegischen Augit-und Nephelinsyenite. Zeitschrift für Kristallographie und Mineral. 16. 663 pp.
Neumann, H. (1962) Contributions to the mineralogy of Norway. No 13. Rosenbuschite and its relation to Götzenite. Norsk Geologisk Tidskrift 42, 179-186.
Oftedal, I. (1962) Contribution to the geochemistry of nephelinesyenitic pegmatite in the Langesundsfjord area. Norsk Geologisk Tidsskrift 42, 167-177 [with analysis of Ca, Sr and Ba in feldspars from Skudesundskjær].
Eldjarn, K. (1973) Fredning av Skudesundskjærene ved Barkevik. NAGS-nytt 1 (2), 11.
Andersen, F., Berge, S.A., and Burvald, I. (1996) Die Mineralien des Langesundsfjords und des umgebenden Larvikit-Gebietes, Oslo-Region, Norwegen. MineralienWelt 7(4): 21-100.
Larsen, A.O. (2001) Chemical composition of catapleiites from the syenite pegmatites in the Larvik plutonic complex, Norway. Bergverksmuseets Skrift 18, 5-9 [with analysis on catapleiites from skudesundskjær].
Larsen, A.O., Åsheim, A., and Gault, R.A. (2005) Ferrokentbrooksite (Brøggers xanthopite) from Skutesundskjær in the Langesundsfjord district, Norway. Norsk Bergverksmuseum Skrift, 30: 63-67.
Larsen, A.O. and Erambert, Muriel (2010) Mosandritt og rinkitt fra nefelinsyenittpegmatitter i Langesundsfjordområdet. Norsk Bergverksmuseum Skrift.43: 95-102 [with an analysis of mosandrite from this locality (The specimen was labelled "johnstrupite")].

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