Specimen Number46-3-019Alternate Number49-84-1CommentsMassive white and black brucite, need XRD to confirm both phases.In Teaching CollectionNoMineral(s)bruciteRock NameMg oreDistrictGabbsMineSierra magnesiteExternal LinkMindatDeposit TypeVeinGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience