Specimen NumberOS-1-5-002Commentstotally silicified vein(?) with quartz after calcite texture and clasts of clay altered rhyolite; location unknownIn Teaching CollectionNoMineral(s)clayquartzRock Namesilicified volcanicDistrictHartMineJumbo SouthExternal LinkMindatDeposit TypeEpithermal Low SulfidationReference MaterialMitchell, T.L., 1996, The Stable Isotope Geochemistry and Geology of Synvolcanic Gold Mineralization in the Jumbo South Deposit, Castle Mountains, Eastern Mojave Desert, California: Indications of Magmatic Input; University of Georgia MS thesis, 182 p.
OS-1-5-002: silicified volcanic - Hart District - Jumbo South Mine. Franklin College Collections, accessed 07/06/2026, https://digitalcollections.franklin.uga.edu/nodes/view/35381