Specimen Number40-10-015Alternate Number60-1-3CommentsBanded specularite and chert layers.In Teaching CollectionNoMineral(s)specularitequartzRock NameFe oreDistrictMesabi RangeMineSoudanExternal LinkMindatGeo-LocationMontana West Extension, 25th level.Deposit TypeBIFGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience
40-10-015: Fe ore - Eastern Mesabi District - Soudan Mine. Franklin College Collections, accessed 13/11/2026, https://digitalcollections.franklin.uga.edu/nodes/view/57919