Mines and mineral resources -- Colorado -- Eagle County
Pyrites -- Colorado -- Eagle County
Chalcopyrite -- Colorado -- Eagle County
Dolomite -- Colorado -- Eagle County
Gilman Mining District (Colo.)
Eagle Mine (Colo.)
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AbstractMetallic-gray tetrahedrite crystals (many oriented as chains of crystals alligned in parallel growth) mixed with brassy yellow chalcopyrite. Lesser amounts of brassy pyrite and white dolomite are scattered in the mix. This mineral specimen is from the Eagle mine, Gilman mining district, Eagle County, Colorado.
For more information about the Minerals of Gilman, Colorado and the collection, see: http://libguides.mines.edu/GeologyMuseum/digitalcollectionsGilman.