Tri-Flow Mix Old Stock Oregon Obsidian Rough Flatrate! Display Specimen This is a pretty stunning

This is a pretty stunning piece that will make some excellent cabs or a gorgeous display

It was an old Oregon classic

Some can have silica replaced cells

Most are suitable to put right to the grinding wheel

They should be solid and well formed

Tri-Flow Mix Old Stock Oregon Obsidian Rough Flatrate! Display Specimen This is a pretty stunningTri 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