Introduction of Jin Meng Shi:Mica-schist or Lapis Micae Aureus.

TCM Herbalism:Medicinals and Classifications. ✵The TCM herbalism is also known as pharmaceutics of Traditional Chinese Medicine, or Chinese pharmaceutics, is the branch of health science dealing with the preparation, dispensing, and proper utilization of Chinese herbs. It is majorly composed of Introduction of Chinese Medicinals, Classification of Chinese Herbs, Formulas, and Patent medicines.

Classifications of Herbs:Expectorants,Herbs for Resolving Heat-Phlegm.

 TCM Herbs Icon03 Introduction: Expectorants,herbs for resolving heat-phlegm: an agent or substance herbs warm in property, used in treating disorders of heat-phlegm or phlegm-dampness.

Lapis Micae Aureus(Mica-schist).

Mica-schist Pin Yin Name: Jīn Ménɡ Shí.
 English Name: Mica-schist.
 Latin Name: Lapis Micae Aureus.
 Property and flavor: warm, pungent, sweet.

 Brief introduction: The herb Lapis Micae Aureus is a golden-colored mineral mica-schist, usually made into pills or powders to purge phlegm and arrest convulsions in the treatment of cough and dyspnea with sticky sputum, epilepsy, and mania. The herb is commonly known as Lapis Micae Aureus, Mica-schist, Jīn Ménɡ Shí.

 Mineral source: Common official herbal classics and other famous herbal classics defined the herb Lapis Micae Aureus(Mica-schist) as the schist of:(1). Vermiculite Schist, or (2). Hydrobiotite Schist. This 2 commonly used Schists are introduced as:

(1).Vermiculite Schist.

 Description: The vermiculite schist is mainly composed of vermiculite, a flake mineral. The secondary mineral is hydrobiotite, which contains a small amount of ordinary amphibole and quartz. The scales are fine, the cross-section is lamellar, and microscopically the flakes are oriented. It is a scale morphing structure; Lamellar structure. Schist is light, a light brown or tan. Golden luster. The quality is soft, fragile, the shard is the main show small scale shape.

 Vermiculite Schist Characters of herbs: The vermiculite schist is mainly an aggregate composed of scaly minerals. Most of them were irregular fragmented or granular, 0.1~0.8 cm in diameter. Some are an irregular flat block or thick plate, 2~10 cm long, 2~5 cm wide, 0.6~1.5 cm thick. No edges and corners, the section can be seen in layers. Light brown or tan; Golden luster. Soft, can be written on hard paper, and leave a light brown scratch. It has an earthy smell and mild taste.

 Medicinal efficacy: Reduce phlegm and down bear Qi(descending Qi), calm the liver and relieving convulsion. Indicated for obstinate phlegm accumulation, cough and asthma, epilepsy and madness, irritable and choking sensation in the chest, convulsion, and hyperspasmia.

 Administration of Lapis Micae Aureus(Jīn Ménɡ Shí): 
Reference: Administration Guide of Lapis Micae Aureus(Jīn Ménɡ Shí)
TCM Books: Internally:3~6 grams,mostly prepare to pill,powder(CP), Internally: prepare to pill,powder,3~6 grams; or water decoction,10~15 grams,decoct the herb wrapped(CHMM).

(2).Hydrobiotite Schist.

 Description: The hydrobiotite schist is a scale morphing structure; Lamellar structure. Schist is dark brown or dark iron yellow. Golden or silver luster. Body is light, soft, fragile, broken such as wheat bran.

 Characters of herbs: all of them are irregular blocks of small scales, yellowish-brown or dark iron-yellow. Golden or silver luster. To block the whole, golden color, no impurities for the best.
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  • 1.Introduction of Jin Meng Shi:Mica-schist or Lapis Micae Aureus.
  • 2.TCM Books:DCTM(Dictionary of the Chinese Traditional Medicine),CHMM(Chinese Herbal Materia Medica).

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