Found out in Tanzania from the 1960’s, no other gem has become so popular so speedy. Located only in one hilly spot of Tanzania, this striking, purplish-blue stone is a gem of exceptional beauty It serves to be a small lithium metal ore with cesium and rubidium occasionally becoming http://gemstones-of-asia60247.blogdal.com/6407427/the-best-side-of-middle-east-eye