Tsavorite is a trade name for the emerald-green variety of Grossular Garnet that claims origins in Africa. Tsavorite has become one of the most popular and expensive Garnets, due to it’s rarity. This gemstone was first discovered in Tanzania in 1967. Tsavorite was named by both Campbell Bridges the discoverer of Tsavorite, and by Henry Platt, the president of Tiffany & Co.