Tourmalines
Tourmaline is a semi-precious stone, native to Sri Lanka. Increasily sollicitated by jewelers thanks to its aestheticals and chemicals properties. The Tourmaline has a great resistance and brightness. It can be found in a wide range of colors. His name is derived from Thura mali, which means Stone with a thousand colors.
Tourmaline is well known for improving self-confidence, concentration and positivity.