Sieber Agate 10mm Round AA Grade - 15-16 Inch Tree Agate It should be cleaned with

It should be cleaned with a damp cloth and avoided from getting wet

Herkimer County

control and orderliness

and typically appear in light yellow to green to blue to green to deep moss green

Sieber Agate 10mm Round AA Grade - 15-16 Inch Tree Agate It should be cleaned withSieber agate is not a true agate but rather a glassy, dark blue grey or green copper slag that formed during ancient copper smelting in Germany, specifically from the Siebertal area. This historical "ancient slag" has a naturally swirling, intricate appearance resembling agate due to silica and mineral inclusions from the smelting process. It is a rare and collectible material known for its lapidary qualities, similar to obsidian, and is sometimes