Natural Black Tourmaline Crystal cap set in Fine Sterling Silver.
Black Tourmaline - The black species of Tourmaline is also known as Schorl. (Dravite can also rarely be seen as black). This semi-precious gemstone is the most common Tourmaline in the world. Though it is abundant throughout the world, it affords its popularity for being a natural high quality black gemstone, which is a rare coloration in the gem world. Black Tourmaline is also extremely popular in the metaphysical community.