Specimen Number38-7-039Alternate Number81-1-Jer-6CommentsTop of Cleopatra member of Deception rhyolite; crystal tuff with ferruginous cherts clasts.In Teaching CollectionNoMineral(s)quartzfeldsparchertRock Namerhyolite tuffDistrictVerdeMineregional sampleDeposit TypeVMSDonated ByUniversity of Wisconsin-Madison Department of Geoscience