MAHENGE: EPANKO Village, Ulanga District in Morogoro Region, has solidified its reputation as a global center for precious gemstones following the discovery and mining of spinel, a highly valuable gem. Spinel from Mahenge is recognized for its exceptional quality, rare colors, and durability, which distinguish it in the international market. Spinel is a gemstone that … The post After ruby, Mahenge adds spinel to its gemstone discovery list first appeared on Daily News . The post After ruby, Mahenge adds spinel to its gemstone discovery list appeared first on Daily News .