Black Tourmaline is a stone which repels and blocks negative energies and psychic attack. Black Tourmaline also aids in the removal of negative energies within a person or a space. Black Tourmaline will cleanse, purify, and transform dense energy into a lighter vibration. A popular metaphysical stone, Black Tourmaline is also great for grounding. It balances, harmonizes, and protects all of the Chakras. Use Black Tourmaline to protect against electromagnetic. This Stones Are making from Natural Stones so there might be a vary slight variation. This Semi gemstone sizes (thickness) may appear slightly different from the Natural Stone. It may represent an entire lot of items so the pattern you receive may vary slightly to the one you see above but the healing properties of the product remains the same.Crystal Natural Black Tourmaline Angel Pendant, Length : 3-5 cm, Width : 1-2 cm, Weight : 8-12 Gram.(Approx).Excellent Gift for Birthdays, Valentine's day, Anniversary, Christmas, Thanksgiving..Stylish Party-Daily-Office-Casual Wear Reiki Healing Stone Pendant / Locket for Men, Women, Boys, Girls.