Black Obsidian is found in large parts of the Earth’s Crust. This Stone is usually concentrated in the areas of Geological volcanic activity.
Argentina, Canada, Chile, Ecuador, Greece, New Zealand, Peru, Kenya, Mexico, Russia, United States have significant amount of Black Obsidian deposition. In the United States, This Precious Stone is deposited in Arizona, California, Idaho, Nevada, New Mexico and other nearby regions. Most of the Black Obsidian used for making jewelries is mined and exported from the United States of America.
Obsidian, which is older than a few million years, have a rare occurrence because the Glassy rock is easily destroyed by weathering, heat or other geological processes.