Specimen Number30-8-010Alternate NumberGGR125 551.5CommentsSilicified calcsilicate.In Teaching CollectionNoMineral(s)quartzcalcitegarnetbiotitepyroxeneRock NamecalcsilicateDistrictStollbergMineGransgruvanExternal LinkMindatDeposit TypeSVALSThin SectionBox 9, slot 20Geo-Coords[1] Donated ByFrom the research collection of Dr. Paul Spry