Stone Name: Black ObsidianOrigin: India ASTROLOGICAL SIGN: Aries, Capricorn, Sagittarius, ScorpioCHAKRA: Root ChakraPLANETS: SaturnMOHS HARDNESS: 5 to 5.5 HardnessAFFIRMATION: I gently release negative energy within and around meNUMERICAL VIBRATION: 1 Black Obsidian is a stone...