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青礞石 Qingmengshi
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Chinese Name |
青礞石 |
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Chinese Pinyin |
Qingmengshi |
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English Name |
Biotite Schist |
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Latin Pharmaceutical Name |
Chloriti Lapis |
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Category |
Minerals |
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Origin |
The black mica schist or a chabonate schist of chlorite mica (a metamorphic rock). |
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Production Regions |
Primarily produced in the Chu'nan region of Zhejiang, as well as Hunan and Hubei. |
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Macroscopic Features |
Scale-like or flake-like aggregate lumps. Irregular flat flake-like or long oblique lumps, no obvious ridges. Brownish-black or greenish-black, with glass-like luster. Soft texture, easily broken, fractured surface is obviously layered. Powder is often greenish-black scales (black mica), with star-like shiny luster. faint odor, tasteless. |
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Quality Requirements |
Superior medicinal material has star spots, grayish-green color. |
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Properties |
Salty, sweet, Neutral |
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Functions |
Downbears phlegm and qi, calms liver, settles fright. Apply to chronic phlegm stasis, coughing and panting, epilepsy, irritability and chest tightness, and convulsion. Often produced in pills. |
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Technical Terms |
‘Bright silver star’: this refers to the crystal of some components precipitated out on the medicinal material surface, when examined under lights, shiny luster can be seen. |
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Permanent URL：https://sys01.lib.hkbu.edu.hk/cmed/mmid/detail.php?pid=B00405 |
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