Raw Obsidian This species of ammonites is

This species of ammonites is characterized by its ribbed shells and white exterior

You will receive the carving pictured

You will receive one (1) gemstone tree similar to the ones pictured

Vanadinite can form in brown

you are able to see where this specimen grew alongside other crystals

Raw Obsidian This species of ammonites isSize: 3. 42 x 2. 50 x 1. 20 in. Weight: 3. 55 oz Chemical Formula: SiO (Amorphous Volcanic Glass) Commonly found in Italy, Scotland, Mexico, Argentina, Greece, Iceland, Russia, New Zealand, Japan, and The United States. Obsidian is a naturally occurring form of volcanic glass. Obsidian forms as lava cools very rapidly and is not considered a mineral as its lacks any form of crystal structure. It is said that obsidian is actually a mistranslation from