Specimen Number40-10-002Alternate Number72-6-2CommentsThinly banded fine-grained specularite and quartz (chert), minor epidote.In Teaching CollectionNoMineral(s)quartzspeculariteepidoteRock NameFe oreDistrictWisconsinMineBlack River FallsExternal LinkMindatDeposit TypeBIFGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience
40-10-002: Fe ore - Wisconsin District - Black River Falls Mine. Franklin College Collections, accessed 07/11/2025, https://digitalcollections.franklin.uga.edu/nodes/view/57901