Velvet Obsidian Rough – Green & Purple Aurora Borealis Chatoyance Summerville Crazy Lace Agate This Sahara stromatolite fossil features

This Sahara stromatolite fossil features dramatic color contrasts that should work into defining cabochons for statement jewelry

or collector value

This is a larger one with multiple veins of fire showing

Arizona Rainbow Petrified Wood is an old time favorite petrified wood from Arizona

best for those who enjoy discovering hidden potential in rough material

Velvet Obsidian Rough – Green & Purple Aurora Borealis Chatoyance Summerville Crazy Lace Agate This Sahara stromatolite fossil featuresVelvet Obsidian Rough Green & Purple Aurora Borealis Chatoyance This is a gorgeous chunk of Mexican Velvet Obsidian showing an aurora borealis effect with shimmering green and purple chatoyance across the surface. At 14 oz, this piece is perfectly sized for a domed polish and would make a standout addition to any lapidary or obsidian collection. Key FeaturesMaterial & Origin: Velvet Obsidian, 100% natural, MexicoDimensions (Inches): ~2. 9 1. 7