Introduction of Yu Yu Liang:Limonite or Limonitum.
✵The article gives records of the herb Limonite, its English name, Latin name, property and flavor, its source one kind of mineral, ①.Brownish iron ore., with a detailed introduction to the features of this mineral, the distribution and ecological environment of this mineral, the features of the herb Limonite, its pharmacological actions, medicinal efficacy, and administration guide.
Limonitum(Limonite).
Pin Yin Name: Yǔ Yú Liánɡ.
English Name: Limonite.
Latin Name: Limonitum.
Property and flavor: warm or neutral in nature, pungent, sweet.
Brief introduction: The Herb Limonitum is brownish iron ore, mainly composed of basic iron oxide [FeO(OH)], it is used as an astringent for the treatment of chronic diarrhea or dysentery, menorrhagia, and leukorrhagia. The herb is commonly known as Limonite, Yǔ Yú Liánɡ.
Source: Herbal classic book defined the herb Limonitum (Limonite) as brownish iron ore which mainly composed of basic iron oxide[FeO(OH)]. This commonly used mineral is introduced:
(1).Brownish iron ore.
Mineral description: Limonite, amorphous. Often become a grape shape, kidney shape, block shape, soil shape and so on aggregate. The color is brown to black, if be earthy, it is russet or yellow. The streaks are yellowish-brown. Semi-metallic or earthy luster, sometimes of silk. Opaque. The cross-section is crust-like or soil-like. The hardness is 1~5.5, the proportion is 3.6~4.0.
Ecological environment: It is mainly composed by the iron ore containing oxidation decomposition, and then by hydrolysis collection and deposition. The main production areas are middle reaches area of the Yellow River, the lower reaches area of the Yangtze River.
Characters of herbs: The herb is a lumpy aggregate with irregular rhombic blocky or ovoid nodule shape, which has a core or hollow, but it is rare to see it intact. Usually, the shell is separated from the core, and the shell is broken into irregular square blocks or flat blocks with different sizes and thicknesses. The surface is uneven, khaki, tawny, and brown; The inner surface is coarse, attached with khaki fine powder; The herb is heavy, its texture is firm and hard, but it can be smashed, the fracture surface is layered, different colors, such as khaki, brown, purple-brown, gray-cyan; The thickness of each layer varies, and generally the brown layer or purple-brown layer is the thickest. The concretion is nearly spherical, with a coarse and rough surface and fine powder, yellow-brown to brown, the fracture surface is not layered, but there are many honeycomb-shaped holes; Some of them have no core after being broken, with yellow powder, dirty fingers when touched by hands, and a slightly slippery feeling. The herb has a smell of soil or a slight odor, it tastes mild, and there is no sense of sand when chewing.
Medicinal efficacy: Astringent and relieving diarrhea, astringgent and hemostasis, stop leukorrhea. It is indicated for chronic diarrhea and protracted dysentery, hemafecia (hematochezia, passing blood in stool), metrorrhagia and metrostaxis, morbid leukorrhea, anal fistula, etc.
Administration of Limonitum (Yǔ Yú Liánɡ):
Reference:
Administration Guide of Limonitum (Yǔ Yú Liánɡ)
TCM Books:
①.Internally:9~15 grams, decoct earlier;or prepare to pill, powder; ②.Internally:water decoction, 3~5 qian (about 9~15 grams);or prepare to pill, powder. Externally:prepare to finely ground herb powder, sprinkle apply or apply stick; ③.Internally:water decoction, 3~5 qian (about 9~15 grams);or prepare to pill, powder. Externally:prepare to finely ground herb powder, sprinkle apply or apply stick.
Contraindications,Precautions and Adverse Reactions:the herb Limonitum should not be combined with Bulbus Fritillaria, Calamus, Pulvis ferri.
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References:
1.Introduction of Yu Yu Liang:Limonite or Limonitum.
✵The article gives records of the herb Limonite, its English name, Latin name, property and flavor, its source one kind of mineral, ①.Brownish iron ore., with a detailed introduction to the features of this mineral, the distribution and ecological environment of this mineral, the features of the herb Limonite, its pharmacological actions, medicinal efficacy, and administration guide.
Pin Yin Name: Yǔ Yú Liánɡ.
Mineral description: Limonite, amorphous. Often become a grape shape, kidney shape, block shape, soil shape and so on aggregate. The color is brown to black, if be earthy, it is russet or yellow. The streaks are yellowish-brown. Semi-metallic or earthy luster, sometimes of silk. Opaque. The cross-section is crust-like or soil-like. The hardness is 1~5.5, the proportion is 3.6~4.0.
Characters of herbs: The herb is a lumpy aggregate with irregular rhombic blocky or ovoid nodule shape, which has a core or hollow, but it is rare to see it intact. Usually, the shell is separated from the core, and the shell is broken into irregular square blocks or flat blocks with different sizes and thicknesses. The surface is uneven, khaki, tawny, and brown; The inner surface is coarse, attached with khaki fine powder; The herb is heavy, its texture is firm and hard, but it can be smashed, the fracture surface is layered, different colors, such as khaki, brown, purple-brown, gray-cyan; The thickness of each layer varies, and generally the brown layer or purple-brown layer is the thickest. The concretion is nearly spherical, with a coarse and rough surface and fine powder, yellow-brown to brown, the fracture surface is not layered, but there are many honeycomb-shaped holes; Some of them have no core after being broken, with yellow powder, dirty fingers when touched by hands, and a slightly slippery feeling. The herb has a smell of soil or a slight odor, it tastes mild, and there is no sense of sand when chewing.
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