Chalcopyrite with minor tetrahedrite-tennantite

Abstract

A large plate of intergrown chalcopyrite crystals with very minor tetrahedrite-tennantite 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.