Copper Replacement Agate is a rare type of agate where native copper has replaced the usually occurring chalcedony bands, creating a mesmerizing interplay of metallic copper against a backdrop of chalcedony in various colors.

Copper replacement agate, a breathtaking gem found only in the Keweenaw Peninsula of Michigan's Upper Peninsula, holds a special allure for collectors and enthusiasts alike. Its rarity, stunning appearance, and intriguing geological history make it a truly unique treasure.

Paired with a sterling silver sand forged band painted with patina to make the stone pop. 

Size 5