Specimen Number48-2-006Alternate Number77-120CommentsEquigranular, medium-grained granodiorite; quartz + k-spar + plagioclase + amphibole + biotite.In Teaching CollectionNoMineral(s)quartzk-sparplagioclaseamphibolebiotiteField NotesSample from PhD (U Michigan) of Dr. Phil Brown, longtime Professor of Geology at University of Wisconsin-Madison. Image below shows field notes associated with this sample.Rock NamegranodioriteDistrictTungsten HillsMinePine CreekExternal LinkMindatGeo-Location9200' levelDeposit TypeSkarnThin SectionBox 10, slot 31Geo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience