Bertrandite (Be4(OH)2O(SiO3)2) 化学特性,用途語,生産方法
化学的特性
Transparent, colorless to pale-yellow, beryllium silicate with orthorhombic crystals.
物理的性質
Habit: well formed prismatic or tabullar hexagonal crystals, with pinacoidal {1010},
{0001}, or prism {1120} or pyramidal terminations.
Luster: vitreous (i.e., glassy).
Diaphaneity: translucent to transparent.
Color: colorless or pale yellow.
Streak: white.
Cleavage: [001] perfect, [110] distinct, [101] distinct.
Fracture: brittle.
Occurrence: commonly found in Be-bearing pegmatites and may be derived from the
alteration of beryl.
危険性
Carcinogen.
工業用途
Beryllia, and beryllium chemicals
安全性プロファイル
Confirmed carcinogen. Whenheated to decomposition it emits very toxic fumes of BeO.
Bertrandite (Be4(OH)2O(SiO3)2) 上流と下流の製品情報
原材料
準備製品