Soft backlighting enhances the color and chaotic structural depth of a Graveyard Point plume agate slice; Oregon Image #2811 4563 X 3155 pixels
Close up of a cut and polished laguna lace agate from Mexico Image #3382 4912 X 5538 pixels
Macrophotograph of the banding pattern in a Brazilian agate Image #4014 4800 X 2974 pixels