Nuummite

Nuummite is also called the Sorcerer’s stone. It is a stone of personal magic, increasing the frequency of synchronicities and luck, clairvoyance and intuition, and for those evolved enough to work with its intensity, it allows for journeying deep into the personal psyche, offering a clear vision of one’s true Self. It helps to release energies trapped in the subconscious and brings the gift of inner power, healing, and self-mastery.  Its a fantastic stone for grounding. Helps the earths star chakra (foot)
 
Nuummite is an opaque black, sometimes dark brown, stone with iridescent (labradorescent) flecks that can be of various colors (gold, silver, blue, red, orange, yellow) The best specimens have more distinctive, elongated and larger such colored flecks.