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rotbraunen Limonitaggregaten
From the collection of the German Mining Museum Bochum
a feldspar
Herkunft : Sultan Cavir bei Balikesehir
Locality: Pereta Mine
Quartz with Fungi inclusions - Sauerland Harz rotbraunen LimonitaggregatenA globally exceptional find and a local specialty in the area of Sundwig in Sauerland, Germany: shiny, sparkling and water clear quartz crystals with spectacular inclusions of fossil fungal mycelium and bacterial strands covered by yellow brown iron oxides in iron stromatolites. The mineralization took place in karst caves in Devonian mass limestone (formations with large limestone masses, mostly reef limestone). See: Erdmannsdrfer, O. H. (1908)
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