Jaw Dropping Velvet Obsidian Rough Flatrate! Saber Toothed Herring This is certainly one slab

This is certainly one slab of this new material you won't want to miss out on

and is from an ancient lakebed over what is now the Green River formation

Some can have what appears to be organic material present

Measurements (inches - longest - approx): 1

and in its own way even more stunning

Jaw Dropping Velvet Obsidian Rough Flatrate! Saber Toothed Herring This is certainly one slabThis 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