The name spessartite is derived from Spessart, in N.W. Bavaria, Germany. Spessartine Gemstone is member of the Garnet group, and is known for its aesthetic orange and reddish-orange colors. Its orange occurrence is a gemstone known as mandarin garnet. Spessartine Gemstone forms a solid solution series with Almandine. Transparent Spessartine can be faceted as a gemstone and used in jewelry.A new outstanding occurrence of bright orange Spessartine Gemstone crystals in Tanzania was first brought to the market in 2008. The deposit is in Nani, Loliondo, Arusha Region, near the Serengeti National Park. Bright orange crystals once came from Marienfluss, Kunene Region, Namibia, but these high quality Spessartine Gemstone forms are very hard to come across today.