We plan to accomplish our mission through biological and cultural programs and displays, green building design, citizen-science and other research, international exchange of information, the World Owl Hall of Fame, the International Festival of Owls, and other means.
Tsavorite or tsavolite is a variety of the garnet group species grossular, a calcium-aluminium garnet with the formula Ca 3 Al 2 Si 3 O 12.are in gem-quality over several carats (1 carat = 200 mg) in weight, tsavorite has been found in larger sizes. In late 2006 a 925-carat (185.0 g) crystal was discovered. It yielded an oval mixed-cut 325 carat (65 g) stone, one of the largest, if not the largest faceted tsavorites in the world.
For more information see our article on Spessartite Garnet Prices. Tsavorite garnet is a rare grossular garnet colored by chromium. Discovered only in the 1960's, almost all the tsavorite in the world comes from a small area at the intersection of Tanzania and Kenya in east Africa.The best tsavorites rival emerald in color.ine quality stones in larger sizes sell for $300-$400 per carat. Rhodolite garnet is a mixture of almandine and pyrope garnet that is valued for its purplish-red or raspberry color. Unlike the common dark red garnets, rhodolite tends to be lighter in tone and lacks the brownish secondary hue.