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
Macrophotograph of the banding patterns and structural detail in a cut and polished Laguna agate from Mexico Image #4096 5553 X 4073 pixels
