Caldera Gary Green Jasper, also known as Larsonite, is petrified bogwood found in the McDermott area on the Nevada/Oregon border. Its bright colors and patterns make this a very unique material. This great stone sports beautiful blue green colors with swirls of yellow, orange, white or brown mixed in. Caldera Jasper’s linear patterns resemble cut limbs, but it can also include orbs and egg shapes. As a petrified wood, the stone takes a high shine. Combine this stone with any metal – copper, bronze or silver and it will look fabulous!