1.Obsidian is a sacred object of the ancient West. It has the effect of warding off evil and dissipating negative energy. Obsidian a good stone to have around during times of mental or physical stress.It gives strength. Obsidian banishes grief, enhances self-control and stimulates the power of wise decision-making. 2.Hexagram Star Pendant - The stone pendant is cut with facets like crystal generator to promote clarity and concentration. The facets of stone will enhance the colour and enrich its own beauty. It is well polished to make you feel comfortable when it touch your skin. 3.Material: 18" strong chain and Hexagram Star pendant 1.25" long this necklace is beautiful for a special occasion or everyday wear, or it can be a perfect simple necklace layering jewelry with other necklaces. 4.Hand-selected high-quality Obsidian raw materials ensure hard texture and pure color.Comes with a beautiful velvet pouch 5.A+ Top Quality Worry Stone. Best for Healing, Positive Energy, Reiki, Meditation, Peace of Mind; Also useful for Stress, Anxiety, Issues, Chakra Healing, Mental Imbalance, Crystal & Massage Therapy, Spiritual Awakening, Psychic, Relaxation, Trauma, Exams, Business, Growth, Prosperity, Power, and many more applications