Obsidian can be found wherever there has been volcanic activity. That’s right… obsidian is just lava that has cooled very, very quickly! Natalie unboxes a couple different types and explains everything you need to know about obsidian.
For more info on obsidian: http://www.jtv.com/library/obsidian-facts.html
Subscribe to JTV: http://www.bit.ly/subscribejtv
Check out JTV’s Gemopedia: http://www.jtv.com/library/gemopedia
JTV is one of the leading experts on gemstones and is the best source on YouTube for all things gem related. Featuring gem history, the science behind the stones, gemstones in pop culture, and much more, you too can become a gem expert by immersing yourself in JTV’s channel. Natalie, our host, is a Graduate Gemologist and an Applied Jewelry Professional.
Sisk Gemology Reference: http://www.jtv.com/sisk-gemology-reference.html