Ädelfors
Old gold-copper-iron mines, but gold was known since 1581 according to a letter from the King Johan III to Hans Lejel. For some reason the occurrence was lost until the gold rush started in Germunderyd 1738 (Tegengren-1924).
Mainly active 1742-1820 but interest did not fade until 1916. A recorded total of 153 kg of gold was produced.
The gold occur in a number of WNW striking quartz veins parallell with the host mica schists. Some quartz veins do cut in other directions, their length vary from normally 20-25 m up to 80 m. Width 0,3-0,4 m but the depth could be considerable >200 m.
Twenty-nine names of mines& test pits occur in an area ~ 1x2km. Adolf Fredriksgruvan is the most important one driven to a depth of 310 m.
Other important mines are; Gamla Krongruvan and Nya Krongruvan.
Medium gold was 2 g Au/ton ore.
Today goldwashing in the river and a junior company are doing exploration in the province since...
References
Bruun, Å. et al (1991) - Malmer, industriella mineral och bergarter i Kalmarlän. SGU Rapporter & meddelanden nr 65
External Links
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http://www.strahlenfoundation.com/home.php?action=locations&id=23Mineral List
43 entries listed. 34 valid minerals.
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