Large Tri-Flow Obsidian Slab! Lapidary Stone Slab! Hematite These can make fantastic rough

These can make fantastic rough for tumbling

it sometimes even contains bits and pieces of petrified wood inside

Badger Pocket Petrified Wood

They probably swam by moving their long body in a snake-like way

Here is a gorgeous batch of Madagascar Labradorite showing some great color and flash

Large Tri-Flow Obsidian Slab! Lapidary Stone Slab! Hematite These can make fantastic roughTri 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