Specimen Number30-8-007Alternate NumberGGR125 420CommentsMassive medium-grained sphalerite + pyrrhotite.In Teaching CollectionNoMineral(s)sphaleritepyrrhotiteRock NameZn oreDistrictStollbergMineGransgruvanExternal LinkMindatDeposit TypeSVALSGeo-Coords[1] Donated ByFrom the research collection of Dr. Paul Spry