This smokey form of Quartz represents our deep unconscious and teaches us to be realistically grounded spiritually. Excellent for stability, strength, and grounding. Smoky Quartz is a popular variety of Quartz. The dark color happens through natural irradiation. It is an excellent stone for an individual or group recovering from substance abuse or to simply change bad attitudes. It is also an excellent therapy stone for willfulness, anger, or forgiveness. Large pieces are said to make one feel "safe enough" or protected enough to release any major issue.