Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Script Stone This is B–C grade rough

This is B–C grade rough

This material takes a fantastic polish

generally with the outside appearance well preserved

once during washing

and can work into some amazing cabs

Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Script Stone This is B–C grade roughTri 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