Specimen NumberOS-2-1-007Commentsfrom Crowe research collection; fine-grained altered matrix with large biotite xenocrystsIn Teaching CollectionNoMineral(s)biotiteplagioclaseRock NamelamprophyreDistrictCripple CreekMineCressonExternal LinkMindatGeo-Locationnorth wall of main pitDeposit TypeDiatremeGeo-Coords[1]
OS-2-1-007: lamprophyre - Cripple Creek District - Cresson Mine. Franklin College Collections, accessed 19/07/2026, https://digitalcollections.franklin.uga.edu/nodes/view/35402