Specimen Number46-4-025Alternate Number54-43-6CommentsHanging wall Al-Fe oxide material. Need XRD on both dark red matrix and lighter reddish-white blebs.In Teaching CollectionNoMineral(s)Fe-oxAl-oxRock NameironstoneDistrictBrazilMineFigueirinhaExternal LinkMindatDeposit TypeSedimentaryGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience