Introduction of Zhe Shi:Hematite or Haematitum.

TCM Herbalism:Medicinals and Classifications. ✵The article gives records of the herb Hematite, its English name, Latin name, property and flavor, its source one mineral species, ①.dark-brown colored iron ore, with a detailed introduction to the features of this mineral, the growth characteristics, and ecological environment of this mineral, the features of the herb Hematite, its pharmacological actions, medicinal efficacy, and administration guide.


Haematitum:herb photo Pin Yin Name: Zhě Shí, or Dài Zhě Shí.
 English Name: Hematite.
 Latin Name: Haematitum.
 Property and flavor: cold in nature, tastes bitter.

 Brief introduction: The herb Haematitum is a dark-brown colored iron ore which is mainly composed of ferric oxide (Fe2O3), used (1).to pacify the liver and subdue exuberant Yang for treating up-rising of liver Yang with headache, vertigo, and tinnitus, (2).to check the upward adverse flow of Qi for relieving belching, nausea, vomiting and asthma, and (3).as a blood-cooling hemostatic in cases of hematemesis and epistaxis. The herb is commonly known as Haematitum, Hematite, Zhě Shí.

 Mineral source: The herbal classic book defined the herb Haematitum (Haematite) as a dark-brown colored iron ore mainly composed of ferric oxide (Fe2O3). The crystal structure of Haematite belongs to the trigonal system, and the crystal is in the form of lamellar, and rhombohedra, but the complete crystalline form is rare, and it is often in the form of dense cryptocrystalline block, scales, oolitic, fabella (bean-shaped), reniform, powdered and earthy aggregate.

 Hematite:herb photo Characters of herbs: This mineral herb is an oolitic, fabella (bean-shaped), reniform aggregate, mostly in the shape of an irregular thick plate or flat block, with edges and corners. The surface is henna (red-brown) to dark brownish red, or iron gray (steel blue), gray-black. The streaks are cherry red or red-brown, and some have semimetallic luster. There are round protrusions distributed densely on one surface, commonly called "nailhead", which is papillary, and the other surface has dimples (hollowness) of the same size corresponding to the protrusion. The mineral is heavy, the texture is firm and hard, and the broken surface is laminated or granular after crushing. The herb has a slight odor, and is tasteless. The herb of a better grade is brownish red, and has "nailhead" and laminated fracture surface.

 Pharmacological actions: ①.sedative effect on the central nervous system; ②.promote the regeneration of red blood cells and hemoglobin; ③.inhibitory effect on isolated frog hearts; ④.astringent effect on the stomach and intestinal wall, protects the mucous membrane and excites the intestinal tube, makes intestinal peristalsis hyperactive; ⑤.the magnesium salts, magnesium ions contained in the herb have a volumetric purgative effect.

 Medicinal efficacy: Calm the liver and suppress yang (suppressing hyperactive liver and subsiding yang), calm the adverse-rising energy, cooling blood for hemostasis (cooling blood, stanch bleeding). It is indicated for dizziness and tinnitus (ringing in ears), cephalea (headache), frightened epilepsy, palpitation, insanity (mania, madness), cough, wheeze (panting), asthma, emesia (vomiting, throw up), ructation, hiccup, cardiac spasm, nausea (regurgitation), hematemesis (spitting blood), hemorrhinia (nose bleeding), epistaxis (nose bleeding or bleeding from five aperture or subcutaneous tissue), hematochezia (passing blood in one's stool), hematuria (passing blood in urine), hemorrhoidal hemorrhage, hemorrhoid and fistula (hemorrhoid complicated by anal fistula), uterine bleeding, etc.

 Administration of Haematitum (Zhě Shí): 
Reference: Administration Guide of Haematitum (Zhě Shí)
TCM Books: ①.Internally: 9~30 grams, decoct earlier; ②.Internally:water decoction, 0.3~1 liang (about 9~30 grams), or prepare to pill, powder; ③.Internally:water decoction,0.3~1 liang (about 9~30 grams), or prepare to pill, powder.
 Contraindications,Precautions and Adverse Reactions: the herb Haematitum should be used cautiously during pregnancy.

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