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A Geoscience Digital Image Library

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TitleLinnaeite coated with wad from LaMotte Mine, near Rico, Colorado
DescriptionMost of this sample is linnaeite, Co3S4. Usually it is gray-white and metallic, but the top surface in this photograph is coated with manganese oxides (wad). Linnaeite is normally a trace mineral that occurs with other cobalt sulfides. In a few places it is an important ore mineral. This sample is about 6 cm across.
LocationUSA ▹ Colorado. Near Rico. LaMotte Mine.
PhotographerDarla Sondrol. 2001-02-23.
CollectionUniversity of North Dakota Mineralogy Collection #563.
Key wordslinnaeite, wad, Colorado
Tech details811 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number160