Hematite Plume Eye Agate Copper Replacement Agate Keweenaw Agate with a Feldspar

Keweenaw Agate with a Feldspar Eye

Beneath these dark dendritic formations

Even stable material behaves inconsistently under the wheel

The visible inclusions and natural fracture lines are not defects in presentation—they are part of the geological formation process of chlorastrolite

Hematite Plume Eye Agate Copper Replacement Agate Keweenaw Agate with a FeldsparHematite 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