Specimen Number41-9-007Alternate NumberMI 11CommentsGranite with minor purple fluorite.In Teaching CollectionNoMineral(s)quartzk-sparfluoriteRock NamegraniteDistrictWisconsinMineMiddle InletExternal LinkMindatDeposit TypePorphyryGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience