Specimen NumberTC-1-7-002Alternate NumberSMQL 1CommentsAltered South Mountain quartz latite, all K feldspar phenocrysts completely replaced by white to pale pink alunite. Alunite confirmed by XRD (see pattern below).In Teaching CollectionYesMineral(s)alunitequartzRock Namealtered quartz latiteDistrictSummitvilleMineSummitvilleExternal LinkMindatDeposit TypeEpithermal High SulfidationReference MaterialACL-126: Lipman, P.W., Bethke, P.M., and Casadevall, T.J., 1982, Field Trip Guide, Relationship of Mineralization to Volcanic Evolution of the San Juan Mountains, Colorado, SEG Field Conference, September 19-24, 1982, 59p.
ACL-178: Davis, G. H., and VandenDolder, E.M., 1987, Geologic Diversity of Arizona and Its Margins: Excursions to Choice Areas; Ariz. Bur. Geol. and Min. Tech. Special Paper No. 5, Tucson, Arizona, 422 p.