Luster is vitreous to pearly especially on cleavage surfaces.
光泽是玻璃体，以珠光，特别是对卵裂表面。
Some assume sub-translucent, other semi-translucent, yet few are found transparent, each beaming a luster of crystalline pearl or watery cream or vitreous body.
微透明至半透明，极少数透明，呈珍珠光泽、凝脂光泽、玻璃光泽。
Some assume sub-translucent, other semi-translucent, yet few are found transparent, each beaming a luster of crystalline pearl or watery cream or vitreous body.
微透明至半透明，极少数透明，呈珍珠光泽、凝脂光泽、玻璃光泽。
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