(Premium) Obsidian with Rutilated Quartz
 
Crown Stone (16mm): 
Rutilated Quartz: A Development stone. It clears and open minds so ideas can flow. It also helps to detach your thoughts from the negativity of the past so you can make better future plans. 
 
Band Stone (8mm): 
Obsidian: A Protection stone that identifies and subsequently clears the dark side of one's mind. It cleans the bad thoughts and guides us towards the direction of light and goodness