Hematite Plume Eye Agate Copper Replacement Agate Subtle lavender chalcedony coloration

Subtle lavender chalcedony coloration

Keweenaw Agate with a Feldspar Eye

Once a viable section is identified

Rare Hematite Tube Copper Replacement Agate

a historic byproduct of early Michigan industrial smelting operations

Hematite Plume Eye Agate Copper Replacement Agate Subtle lavender chalcedony colorationHematite Plume Eye Agate with Lavender Chalcedony An uncommon and captivating combination of plume, eye, and fortification structures come together in this extraordinary Lake Superior agate. Suspended within translucent chalcedony are metallic hematite plumes that appear to float across the stone like ancient mineral clouds frozen in time. Beneath these dark dendritic formations, delicate fortification banding and eye structures emerge, creating