物理状态：单斜晶，优等品为无色透明体，一等品为无色或带淡黄色晶体。

Physical : features : monoclinic, lolorless for excellent, lolorless or light yellow crystal for first grade.

youdao

物理状态：单斜晶，优等品为无色透明体，一等品为无色或带淡黄色晶体。

Physical : features : monoclinic, lolorless for excellent, lolorless or light yellow crystal for first grade.

youdao