4Bridges C R. Green grossularite garnets (Tsavorites) in East Africa[J]. Gems &-Gemology. 1974, 14(10):290-296.
5Mercier A, Moine B, Delorme J, et al. A note on a new oc- currence of vanadian grossular garnet from Madagascar[J]. Journal of Gemmology, 1997, 25(6):391 393.
6Ilaria A, Valeria D, Federieo P. Tsavorite and other grossu-lars from Itrafo, Madagascar['J~. Gems ~ Gemology, 2012, 48(3) :178- 187.
7Jackson B. Vanadian grossular garnet (Tsavorite) from Pa- kistan[J]. Journal of Gemmology, 1992,23(2):67 70.
8Osanai Y, Ueno T, Tsuchiya N, et ah Finding of vanadi- um-bearing garnet from the Sor Rondane Mountains, East Antarctiea[J]. Antarct Record, 1990(34) :279-291.
9Feneyrol J, Giuliani G, Ohnenstetter D, et al. New aspects and perspectives on Tsavorite deposits[J]. Ore Geology Reviews, 2013(53) :1-25.
10Pardieu V, Hughes R W. Tsavorite the untamed beauty [-EB/OL~. http://www, ruby-sapphire, com/tsavorite-un tamed-beauty, htm, 2015-05-28.