How Tanzanite Is Mined / The Process Of Mining Tanzanite
The Mozambique Orogenic Belt, one of the world's most heavily mineralized regions, is home to the only commercial tanzanite mines in existence, which are located near Mount Kilimanjaro. Initially, it was simple to gather tanzanite on the surface, but scavenger mining soon gave way to pits, which are now replaced by tunnels that, in some cases, have reached hundreds of meters below ground. A small, but defined area In 1990, the Tanzanian government separated the tanzanite mining region, which was just two kilometers broad and four kilometers long, into four portions-blocks A, B, C, and D that have been assigned to various mining companies. While locals have been given access to mines in blocks B and D, the other two blocks are reserved only for major operators and international investment. A sophisticated system Tanzanite is extracted from pegmatitic veins known as boudins that have fractured into smaller fragments due to extreme pressure. The boudins include tiny pockets of gem