Hematite Plume Eye Agate Copper Replacement Agate it formed layered movement patterns

it formed layered movement patterns that are highly variable and never exactly repeatable

Internal fractures and mixed mineral zones are common

Keweenaw Agate with a Feldspar Eye

Beneath these dark dendritic formations

Hematite Plume Eye Agate Copper Replacement Agate it formed layered movement patternsHematite 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