Specimen Number44-9-021Alternate Number61451CommentsQuartz vein in altered andesitic tuff, minor fine-grained pyrite and one small area with very fine-grained native Au.In Teaching CollectionNoMineral(s)quartzpyritegoldRock NameAu oreDistrictSkeenaMineBig MissouriExternal LinkMinfileDeposit TypeVeinGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience