Obsidian Square The clarity and striation of

The clarity and striation of this specimen are out of this world

It helps in overcoming depression

The crystals are a bit larger than druzy

Here are rutile crystals

trace amounts of Gallium

Obsidian Square The clarity and striation ofSize: 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