Specimen Number33-1-010Alternate Number56-4-56CommentsAltered granite, 6" from carbonate vein.In Teaching CollectionNoMineral(s)k-sparquartzRock Namealtered graniteDistrictPowderhornMineIron Hill, COExternal LinkMindatDeposit TypeCarbonatiteGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience
33-1-010: altered granite - Powderhorn District - Iron Hill, CO Mine. Franklin College Collections, accessed 13/11/2026, https://digitalcollections.franklin.uga.edu/nodes/view/53845