Tumbled Quantum Quattro Quartz Tumble Stone - A Grade Quality Crystal - Aligns the chakras - Made up of Smoky Quartz, Chrysocolla, Malachite, Shattukite & Silica - Free Postage! by Crystals Tumbled Quantum Quattro Quartz Tumble Stone - A Grade Quality Crystal - Aligns the chakras - Made up of Smoky Quartz, Chrysocolla, Malachite, Shattukite & Silica - Free Postage!