Tanzanite is the blue to violet gem variety of the mineral Zoisite. Since its relatively recent discovery in 1967, it has become a mainstream and popular gemstone, and is used extensively in jewelry. Detailed gem and jewelry information guide about the gemstone zoisite, including tanzanite and thulite.

Understanding the Context

Forbes contributors publish independent expert analyses and insights. I am the founder of La Patiala, the luxury encyclopedia. One of December’s birthstones — the other is turquoise — tanzanite is one ... Detailed description, properties, locality information guide about the mineral zoisite, tanzanite, and thulite.

Key Insights

Tanzanite - The Mineral and Gemstone Kingdom Blue to purplish-blue variety of Zoisite found in the Merelani Hills in the Arusha region of Tanzania. Tanzanite is used as an important gemstone and has become enormously popular. See the gemstone Tanzanite for additional information. Yellow Zoisite (Yellow Tanzanite) from Merelani Hills, western slope of Lelatama Mountains, Arusha Region, Tanzania An exceptional Zoisite var. Tanzanite crystal on a Calcite matrix.

Final Thoughts

This specimen was on display at the room of Marcus Budil at the Westward Look Show in Tucson 2016, and was photographed by Hershel Friedman. Prismatic Tanzanite Crystals from Merelani Hills, western slope of Lelatama Mountains, Arusha Region, Tanzania