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Beryll. JI 3 Chemical Characters. Before the blow pipe it is difficultly fufible without Edition, but with borax it melts eafily. Constituent parts, Silica 69>5 0 68,a Alumina 14,00 i5>° Glucinc 14,00 '■ 14,0 Lime 2,0 Oxyd of Iron 11,00 1 98,0 100 Rofe. Vatiquelin, I. d. M, N. 43, p. 563. Pbyftcal Chara&er. • . B becomes very electrical by rubbing. Geognostic Situation. It occurs imbedded in primitive rocks, alfo in veins. * S ufua >ly accompanied with quartz, felfpar, garner, lCa > fluor fpar, and topaz. At Schlackenwald it O occurs