This is a Smokey Quartz Crystal Tumbled.One of the best grounding stones, it is also great for concentration and if you often have nightmares.
Emotional Connection: Relieves fear, dissipates nervousness, anxiety and emotional stress.
Spiritual Connection:It is a grounding and cleansing stone, it blocks geopathic stress, absorbs electromagnetic smog in the environment. Repels negative vibrations out of your aura and only allows positive vibes to remain
Chakra: Root and Sacral
Zodiac: Capricorn and Sagittarius.