Jet

Jet is considered fossilized charcoal. It acts like a personal guide to help you balance and harmonize the mind, body and soul. Its powerful energy draws out negativity and keeps you and your energy protected, especially from physical and psychic attacks. Use this stone to also help with goals, anxiety, fear, worries, your skills and has a great calming effect for issues such as depression. 

Price is per crystal.
From China.