Rare Copper Replacement Agate Copper Replacement Agate Pioneer Swirl Cabochon

Pioneer Swirl Cabochon

creating an optical illusion of organic bloom within lithic structure

The setting is constructed specifically for this stone

the usable yield from field recovery is extremely low

and striking eye formations create a display piece that is equally at home in a serious mineral collection or showcased as a natural work of art

Rare Copper Replacement Agate Copper Replacement Agate Pioneer Swirl CabochonCopper Replacement Agate Keweenaw Peninsula, Michigan A striking Copper Replacement Agate featuring a well defined copper structure surrounded by delicate banding. Soft layers of cream, and warm peach tones create a natural pattern that took millions of years to form within ancient volcanic rock. Copper Replacement Agates are among the most sought after agates from Michigan's Keweenaw Peninsula, formed when copper rich mineral solutions replaced