Chrysoberyl

Al_1.98BeCr_0.02O₄

Weber, S. U.Grodzicki, M.Lottermoser, W.Redhammer, G. J.Tippelt, G.Ponahlo, J.Amthauer, G.

Physics and Chemistry of Minerals (2007) 34, 507-515

a=9.4082Å   b=5.4790Å   c=4.4288Å

α=90°   β=90°   γ=90°