Specimen Number46-4-020Alternate Number54-43-1CommentsFootwall arkose, Corvego dos Pedras Formation.In Teaching CollectionNoMineral(s)quartzfeldsparRock NamearkoseDistrictBrazilMineFigueirinhaExternal LinkMindatDeposit TypeSedimentaryGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience