MIN .35CT 5X5MM TRILLION CHROME TOURMALINE

min .35ct 5x5mm trillion chrome tourmaline from tanzania. chrome tourmaline is colored by chromium and is the most valuable of the green tourmalines. it ranks a 7 on the moh's hardness scale and is not enhanced. chrome tourmaline is found in madagascar north america brazil myanmar (burma) africa siberia australia and sri lanka (ceylon).