Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Thunder Egg with some being the perfect

with some being the perfect size to put to the grinding wheel to make cabs

but the area that was mainly mined

making it a pretty neat cabochon maker

and is considered an old Oregon classic

and I will do my best to accommodate your request during packing

Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Thunder Egg with some being the perfectTri Flow Obsidian comes from Glass Butte Oregon, and is a gorgeous form of mahogany obsidian that often has multiple grains and currents of flow! Tri Flow can make some designer grade cabochons, as the obsidian between is often pure and almost completely see through when held to light or cut thin enough, and the waves of pattern are often in layers! The color generally comes from Magnetite that was present in the lava flow! Tri Flow Obsidian is