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结晶习性:属三方晶系、复三方偏方面体晶类;晶体形态常呈桶状、短柱状、板状等;集合体多为粒状或致密块状透明度:透明至半透明光泽:亮玻璃光泽至亚金刚光泽折射率:1.762-1.770多色性:二色性明显摩氏硬度为:9相对密度:3.99-4.00特殊光学效应:星光效应,
Crystal habit: a tripartite crystal system, complex tripartite body surface partial crystal; crystal shape often barrel, short columnar, plate-like; aggregate mostly granular or dense block Transparency: transparent to translucent luster: bright glass luster To Archean Gloss Refractive index: 1.762-1.770 Multicolor: Dichroism is obvious Mohs hardness: 9 Relative density: 3.99-4.00 Special optical effects: Starlight effect,