Specimen Number32-10-024Alternate Number56-4-26CommentsSiliceous rock, brecciated.In Teaching CollectionNoMineral(s)quartzRock Namesilicified brecciaDistrictPowderhornMineIron Hill, COExternal LinkMIndatGeo-LocationNorth of Iron Hill.Deposit TypeCarbonatiteGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience
32-10-024: silicified breccia - Powderhorn District - Iron Hill, CO Mine. Franklin College Collections, accessed 11/11/2025, https://digitalcollections.franklin.uga.edu/nodes/view/53809