Spectacular Velvet Obsidian Rough Flatrate! Mexican Agate This makes the lot great

This makes the lot great for both lapidarists and flintknappers looking to experiment or practice

Weight: Approx 1 lbs 4

Lapidary Use: Ideal for testing

Among those included are: Birdseye Rhyolite

Spectacular Velvet Obsidian Rough Flatrate! Mexican Agate This makes the lot greatThis box has been hand selected to ensure each and every chunk has great velvet pattern somewhere within. These are all tumbler sized, and this is a great tumbling batch! Velvet obsidian tumbles with amazing results! Velvet Obsidian does require decent light to see the color. It is much like opal in the sense that you need bright light, and it has to be turned just right to get the flash of brilliance. Without this, it will just appear like normal