The presence of Quartz increases the Smoky Quarts benefits below. 
 
Chakra: Root
 
Mood, Protection, Grounding
 
Non-Physical Uses
Mood enhancer
Grounding
Transforms negative energy into positive energy
Helps get rid of negative thoughts and emotions
Protects the aura
Protects environment from negative energy 
Helps you to feel safe and secure
Helps you to let go of the past
Stress and anxiety relief
Helps you to see the truth and set realistic goals
 
Physical Uses: 
Pain relief 
Elimination  
Kidneys
Cleanses body of toxins