Smoky Quartz
"The Stone of Power"
Root Chakra 
 
Increases strength and promotes stability 
Highly protective and grounding
Absorbs negative energy and transmits it back into the Earth to be neutralized 
Shields against stress and emotionally charged situations
Alleviates tension and increases vitality
Protects against gossip/slander, especially in the workplace
Relieves fear, anger, and resentment; teaches you to let go
 
For home/business: wards off theft
 
Healing energies:
Beneficial to the reproductive system
Counteracts the negative side affects of radiation/chemotherapy
Helps alleviate chronic pain