4-8-006: quartz monzonite - Copper Mountain District - Morenci Mine

Details

Specimen Number4-8-006Alternate NumberM-6CommentsPervasive phyllic alteration that overprints argillic alteration in quartz monzonite porphyry. Mostly kaolinite + montmorillonite + chlorite in intraveinlet blocks. Veinlets are mostly quartz - sericite - pyrite - chalcopyrite. Grade is 0.25% Cu, mostly as secondary chalcocite coatings on pyrite. Mo runs to 0.1%.In Teaching CollectionNoMineral(s)feldsparkaolinitepyritequartzRock Namequartz monzoniteDistrictCopper MountainMineMorenciExternal LinkMindatGeo-LocationundefinedSub-LocationundefinedDeposit TypePorphyry CopperGeo-Coords^[1]Reference MaterialACL-173: Anzalone, S.A., Beane, R.E., Davis, S.R., Graybeal, F.T., Guilbert, J.M., Oakley, C.A., Titley, S.R., and West, R.M., org., 1979, Society of Economic Geology Field Conference on Tucson-Area Porphyry Copper Deposits, Tucson, AZ, May 3-6, 1979, 205 p.

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4-8-006: quartz monzonite - Copper Mountain District - Morenci Mine

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4-8-006: quartz monzonite - Copper Mountain District - Morenci Mine