Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Copal but it was many years

but it was many years later that it was mined

Measurements (inches - longest - approx):10

Here is a gorgeous slab of rare old stock Golden Sheen Obsidian

The Mosasaur was a powerful swimmer who spent its entire life in the sea

Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Copal but it was many yearsTri 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