Specimen NumberCRC-1216CommentsGossanous secondary material, XRD confirms this phase.In Teaching CollectionNoMineral(s)chalcanthiteRock NameCrowe reference collectionDistrictAlmadenMineCalaExternal LinkMindatDeposit TypeSkarnGeo-Coords[1] CitationAnalytical work financially supported by the UGA Department of Geology. Mr. Christopher J. Fleisher is acknowledged for providing technological support for EDS analyses.