Tri-Flow Mix Old Stock Oregon Obsidian Rough Flatrate! Display Specimen They should be solid and

They should be solid and well formed

with great reason

It can cut some truly unique slabs for cabs with this crazy pattern

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

Some can have silica replaced cells

Tri-Flow Mix Old Stock Oregon Obsidian Rough Flatrate! Display Specimen They should be solid andTri 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