Macro photograph of the structural detail in a sliced Graveyard Point plume agate from eastern Oregon Image #3433 6144 X 4912 pixels
Macrophotograph looking into the depths of a cut and polished moss agate; from the Lucky Strike mine in Oregon Image #3615 6026 X 4034 pixels
Macro photograph of a Holly Blue agate from Sweet Home, Oregon Image #2368 3200 X 4800 pixels
