Macrophotograph of the internal structural detail in a cut and polished moss agate from India Image #2706 4800 X 3200 pixels
Macro photograph of lines and circles in a Brazilian agate Image #4047 4800 X 3200 pixels
Strong backlighting enhances the color and chaotic structural depth of a Graveyard Point plume agate slice from Oregon Image #2812 4689 X 3141 pixels