A fantastic designer cabochon of beautiful black and white plume agate, from Robinsons Ranch in Oregon with intricate black dendritic plumes in translucent chalcedony in this stunning gemstone. This stone has a glossy high polish front and back and is professionally cut. Slightly beveled to facilitate setting, it will look beautiful set in one of your designs or as a terrific addition to your collection. This stone measures 54x29 mm and is 3.5 mm thick, the weight is 59 cts. Don't let this one get away! As always, Thanks for looking!