This one-of-a-kind Large Black Tourmaline Crystal Pendant is hand wrapped in goldtone coppercore wire and comes with an 18 inch leather cord 1 1/2 length 1 1/4 width The Black Tourmaline crystal healing properties are most well-known for protection-related intentions. By shielding your energy in a bubble of protection, the Black Tourmaline crystal meaning can ward off unwanted energy and low vibrations that come from other people, places, or even situations