![Natalie Cowling](https://cdn.statcdn.com/static/../CMS/contactperson/ERI3664_1691586009.png)
Production volume of tanzanite in Tanzania 2015-2020
sales of tanzanite have been increasing.
Roughly 4.6 thousand kilograms of tanzanite was produced in Tanzania in the financial year 2019/2020. This was the highest production volume of the blue and violet gemstone, only found in Tanzania. As of 2018, the country built a wall surrounding tanzanite mines in Mirerani, in the northern Manyara Region, to contain smuggling of the rare gemstone. Since then, production output and