Specimen Number21-1-025CommentsWeathered rind shows good small phenocrysts of quartz.In Teaching CollectionNoMineral(s)epidotefeldsparquartzRock NamerhyoliteDistrictBrazilMineMalhada dos AngicosExternal LinkMindatGeo-LocationundefinedSub-LocationundefinedDeposit TypeSkarnGeo-Coords[1]
21-1-025: rhyolite - Brazil District - Malhada dos Angicos Mine. Franklin College Collections, accessed 13/07/2026, https://digitalcollections.franklin.uga.edu/nodes/view/33779