Specimen Number40-3-008Alternate Number9651CommentsDense, compact Mn-ox.In Teaching CollectionNoMineral(s)mn-oxideRock NameMn oreDistrictMinas GeraisExternal LinkMindatGeo-LocationCabecabo de Ferro, Morro Grande. Similar location to 40-3-004.Deposit TypeSedimentaryDonated ByUniversity of Wisconsin-Madison Department of Geoscience