TriFlow Mahogany Obsidian Slab! Lapidary Stone Slab! Old Stock though it has some unique

though it has some unique characteristics of its own

silver sheen

This is certainly a box of this rare high grade rhyolite you won't want to miss out on

and it's easy to see why the old time rockhounds loved it so much

TriFlow Mahogany Obsidian Slab! Lapidary Stone Slab! Old Stock though it has some uniqueTri 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