Obsidian Square Obsidian forms as lava cools

Obsidian forms as lava cools very rapidly and is not considered a mineral as its lacks any form of crystal structure

Intricate weaving and twist partnered with sterling silver beadwork really make this pendant sing

Light entering the mineral reflects off these inclusions

It has been found in many ancient Egyptian artifacts

Obsidian Square Obsidian forms as lava coolsSize: 2. 0 in. Weight: 1. 2 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 Pliny the Elder's