Specimen Number47-6-006Alternate Number49-97-10CommentsMassive colemanite, vuggy in places with significant clay.In Teaching CollectionNoMineral(s)colemaniteclayRock NameB oreDistrictFurnace CreekMineBoraxoExternal LinkMindatDeposit TypeEvaporiteGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience