Tri-Flow Obsidian Slab - Multiple Flow Patterns - Glass Butte Oregon Labradorite Madagascar One thing is for certain

One thing is for certain though

These are smaller thundereggs

The grades are B and C

This old stock slab of Birdseye Rhyolite has a beautiful triangular shape and showcases the iconic orbicular "eyes" that give this stone its name

The slab is very transparent thanks to its high silica content

Tri-Flow Obsidian Slab - Multiple Flow Patterns - Glass Butte Oregon Labradorite Madagascar One thing is for certainTri Flow Obsidian Slab Multiple mahogany flow patterns Glass Butte Oregon This impressive mahogany obsidian slab showcases three distinct flow patterns creating stunning visual interest. The different flows present create awesome layered patterns with the volcanic glass between flows being nearly transparent when backlit. This would be considered high grade Tri Flow Obsidian perfect for designer cabochons or display pieces. SPECIFICATIONS Material: