Object : Black tourmaline ring in silver 925 Origin : Brazil Material : silver 925 Gemstone : black tourmaline Size of ring : 56.5# Size of ring face 34.8*18.6 * 8.7mm Total weight 13.2gr Black Tourmaline benefits : One of the best stones for energetic clearing is black tourmaline. Often thought of as a stone of protection, black tourmaline is one of the best crystals for anyone new to crystals or seasoned experts. Black tourmaline is a hexagonal crystal and part of the aluminum borosilicate family, and specifically, it includes magnesium, iron, and other metal elements that determine its color. It's found on every continent in the world, and the most common color is black. Black tourmaline has a Mohs hardness of around 7 - making it safe for the crystal to be in the water. It grows in these beautiful hexagonal need like formations, with vertical striations that may be visible even in polished form. Specifically , black tourmaline has many health benefits depending on how it is used, such as: Improvement of circulation Promotes a healthy mood Helps to detox from heavy metals and environmental pollutants Supports weight loss and reduction of bloating Supports a reduction of anxiety and stress Supports disengaging obsessive behaviors Supports a healthy immune system Black tourmaline is useful metaphysically for: Grounding your energies to the Earth Cleansing your aura Psychic protection from negative entities Getting rid of negative thoughts Releasing anger Releasing unworthiness