Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Leopard Skin Jasper Here is a gorgeous batch

Here is a gorgeous batch of bullseye Wonderstone from Utah

It is very rare that insects are preserved within Petrified Wood

It often has a nice coloration of black

Measurements (inches - longest - approx): 9

Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Leopard Skin Jasper Here is a gorgeous batchTri 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