Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load. These mineral photos are copyrighted by their owners and may not be used without permission.
Levyne-Ca: (Ca,Na2,K2)Al2Si4O12·6(H2O)
Comments: Vesicle in basalt matrix lined with white levyne crystals. Location: Beech Creek Quarry, Mount Vernon, Grant Co., Oregon, USA. Scale: 32x22x20 mm. © John Betts - Fine Minerals