Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Thunder Egg making it a pretty neat

making it a pretty neat cabochon maker

Measurements (inches - longest - approx): 4

and being lighter than most jaspers

Great value for exploring sheen obsidian at an accessible price

Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Thunder Egg making it a pretty neatTri 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