4. Paraiba Green Tour : - Our loose stone Paraiba – a bluish green tourmaline 21.69 is called Paraiba tourmaline following. As copper and manganese bearings. Due to its size, this is perfect to make a valuable piece of jewelry either ring a brooch a pendant. Collectors of stones nowadays frequently ask for a nice and big piece of Paraiba tourmaline for their collection. - Certified by GIT ( GIT no. 126.96.36.19912 ) - We are wholesaler for more than 35 years. We assure and guarantee the best quality of our stones.