Stone Name: Black TourmalineOrigin: India LOT SIZES: 10 Piece | 25 Piece | 50 Piece | 75 Piece | 100 Piece ASTROLOGICAL SIGN: CapricornCHAKRA: Root ChakraPLANETS: VenusMOHS HARDNESS: 7 to 7.5 HardnessAFFIRMATION: I release negative energy and now ground myself...