Specimen Number46-5-007Alternate Number49-43-4CommentsSimilar to 49-5-004. Crumbly and punky very fine-grained Mn-oxide, need XRD to evaluate.In Teaching CollectionNoMineral(s)mn-oxideRock NameMn oreDistrictLas VegasMineThree KidsExternal LinkMindatDeposit TypeVeinGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience