Rare Hematite Tube Copper Replacement Agate Copper Replacement Agate with all proportions built around

with all proportions built around its natural geometry

Soft layers of cream

” this material represents a specific category of recovered industrial glasswork tied to a now-closed production era

As the material separated and solidified

Some specimens are purchased for their beauty

Rare Hematite Tube Copper Replacement Agate Copper Replacement Agate with all proportions built aroundRare Hematite Tube Copper Replacement Agate Keweenaw Peninsula, Michigan An exceptionally uncommon Copper Replacement Agate containing preserved hematite tube structures and visible native copper mineralization. The dark tube like formations within this specimen are composed of hematite, while native copper occurs around portions of the tubes and can be observed within the agate itself, including a small but distinct area of copper banding. The