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A Geoscience Digital Image Library

152.jpg
TitleWad coating on iron ore from Cuyuna Range, Minnesota
DescriptionWad is a general name given to an oxide mixture dominated by manganese oxides. Here it is coating iron formation. Wad forms as metal-rich rocks and minerals rust.
LocationUSA ▹ Minnesota. Cuyuna Range.
PhotographerDarla Sondrol. 2001-02-23.
CollectionUniversity of North Dakota Mineralogy Collection.
Key wordsWad, Minnesota
Tech details755 KB. Outcrop. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number152