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Dannemora mine, Dannemora, Östhammar, Uppland, Sweden

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Latitude & Longitude (WGS84): 60° 12' 22'' North , 17° 51' 38'' East
Latitude & Longitude (decimal): 60.2061111111, 17.8605555556
Name(s) in local language(s):Dannemoragruvan
Other regions containing this locality:Scandinavia

Iron mine with minor zinc, copper and silver. Earliest mentioned as silver mine 1481.
The iron ore low in phosphorus and rich in lime and manganese was the base for the high quality steel from the famous Walloon works. Comprises around 50 open-cast mines of which the largest, Storrymningen, is 200 m long and 100 m deep. Closed 1992. Reopened in June 2012 by the company Dannemora Mineral.


Mineral List

Mineral list contains entries from the region specified including sub-localities

42 valid minerals. 1 (TL) - type locality of valid minerals.

Localities in this Region


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Sjøgren, H. (1895) Preliminära meddelanden om några undersökningar på svenska mineral. Analyser på axinit från Nordmarken och Dannemora och om axinitens kemiska konstitution. Geologiska Föreningens i Stockholm Förhandlinger: 17: 279-288.

Åberg, F. (2015) Mineralogical Study of Manganese Bearing Skarn Minerals and Manganese Content in Magnetite in the Dannemora Skarn Iron Ore Deposit. Department of Earth Sciences, Uppsala University

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