Macrophotograph demonstrating the variety of shapes found in a piece of Coquine jasper from the Himalayan Mountains of India; a fossiliferous jasper with shells and coral imbedded in sedimentary rock; also known as Indian script stone or cobra jasper Image #4091 6053 X 4036 pixels
Macro photograph of the linear pattern in an agate from Botswana Image #3506 4705 X 3013 pixels
Macro photograph of the structural detail in a sliced Graveyard Point plume agate from eastern Oregon Image #2798 6002 X 4775 pixels
