Specimen Number36-8-018Alternate Number52-31-7CommentsSphalerite + pyrite + barite vein material. XRD of dark black phase confirms sphalerite (see pattern below).In Teaching CollectionNoMineral(s)sphaleritepyritebariteRock NameAg-Zn oreDistrictKokomo-TenmileMineregional sampleExternal LinkMindatGeo-LocationFrom west of Kokomo.Deposit TypeVeinDonated ByUniversity of Wisconsin-Madison Department of Geoscience