Macrophotograph looking into the depths of a cut and polished moss agate; from the Lucky Strike mine in Oregon Image #3618 4800 X 3200 pixels
Macro photograph of the patterns in a Dugway agate from Utah Image #2399 4745 X 3116 pixels
Macro photograph of the structural detail in a polished Tiger plume agate slab from Indonesia Image #3888 6144 X 4080 pixels
