一名铁蛾
畏磁锻石炭、皂荚、乳香、朴硝、 砂、盐卤、猪犬脂、荔枝。制石亭脂
辛，平。下气。治阳气太盛，病狂善怒，癫痫疮毒。配猪脂，敷小儿丹毒。
水浸一宿研，澄清饮水。
咸，寒。解诸毒入腹。主癫痫发狂，退心经烦热，疗蛇犬啮伤。铁久浸水，自浮青沫，
名浆。
治蛇咬。（地浆磨服。）
治竹木入喉。（烧赤渍酒服。）
（玉石类三种）
泽泻为之使。畏 甲、矾石、东流水、百草上露、茅屋溜水。恶徐长卿、羊血。制汞
。伏丹砂。甘，平。入手太阴经气分。能入阴逐邪达表，入肠除垢止痢，坚肌续绝。得蜀漆、
龙骨，治
牝疟多寒。得黄丹熬膏，贴痈肿。黄黑者浓而顽，赤色者并不中用，须要光莹如水色者为上。
恶马目毒公。
甘、辛、微温。入手太阴、阳明经气分。除风湿痿痹，疗寒气咳逆，利小便，治肺痈。
得朱
砂，治惊悸。得磁石，治耳聋。 研，水飞用。久服、多服，则元气下陷。
长石为之使。畏扁青、附子。恶 甲、黄连、麦句姜。甘，温。入手少阴、足厥阴经血
分。镇心益肝。暖子宫，除
风寒。得茯苓、人参，疗心中结
气。得天雄、菖蒲，治霍乱。得生姜，米醋煎，调敷痈肿毒瓦斯。 ，醋淬，研，水飞用。血
热者禁用。
[Iron Filings]
Alternative Name: Tie E (Iron Moth).
Contraindications: Averse to Magnetite, Calcined Stone, Charcoal, Gleditsia Sinensis Fruit (Zaojiao), Frankincense (Ruxiang), Mirabilite (Piaoxiao), Sand, Brine, Pig and Dog Fat, Lychee. Process with Shitingzhi (Styptic Earth).
Properties and Actions: Pungent, Neutral. Directs Qi downward. Treats mania, irritability, epilepsy, and sores/toxins caused by excessive Yang Qi. Applied externally with pig fat for infant erysipelas.
Usage: Soak in water overnight, grind, clarify the liquid, and drink.
Refers to the fine powder ground off when blacksmiths sharpen needles.
Treats jaundice, dissipates accumulations causing swelling and fullness, pacifies Liver Qi, and disperses goiter.
[Purple Quartz]
Alternative Name: Tie Yi (Iron Garment).
Usage: Grind with vinegar and apply externally for spider bites. Mix with oil and apply for lacquer dermatitis, scabies, and tinea.
Properties and Actions: Salty, Cold. Resolves various toxins entering the abdomen. Primarily treats epilepsy with mania, clears heat from the Heart channel, and treats snake or dog bites. When iron is soaked in water for a long time, green foam naturally floats on the surface, named Jiang (Slurry).
Treats snake bites. (Grind with Di Jiang [Earth Slurry] and take orally.)
Treats bamboo or wood splinters stuck in the throat. (Heat iron until red, soak in wine, and take orally.)
Treats difficult labor and retained placenta. (Heat iron until red, quench in wine, and take orally.)
Treats women's blood stagnation aphonia. (Boil with fresh ginger, vinegar, and urine, then drink.)
(The following three belong to the Jade and Stone category)
[Hematite]
Guiding Herb: Alisma Orientale (Zexie) acts as its guiding herb.
Contraindications: Averse to Ja Chuo (rough skin/scales), Alum, East-flowing Water, Dew from hundred herbs, Water dripping from thatched roofs. Dislikes Polygala Tenuifolia (Xuchangqing) and Sheep Blood. Must be processed to remove mercury toxicity. Can stabilize Cinnabar.
Properties and Actions: Sweet, Neutral. Enters the Qi level of the Hand-Taiyin Lung Channel. It can penetrate the Yin level to expel pathogens and reach the exterior, enter the intestines to remove filth and stop dysentery, and strengthen muscles and heal fractures.
Combinations: Combined with Sichuan Kochia Vine (Shuqi) and Dragon Bone (Longgu), it treats Pin Malaria (malaria characterized by chills), manifesting as predominant cold. Combined with Lead Oxide (Huandan) boiled into an ointment, applied topically for carbuncles and swellings. Those that are yellow-black are thick and stubborn; those that are red are ineffective. The best quality is bright, lustrous, and clear like water.
Contraindications: Dislikes Ma Mu Du Gong (a type of venomous insect).
[Yuyuliang]
Properties and Actions: Sweet, Pungent, Slightly Warm. Enters the Qi level of the Hand-Taiyin Lung Channel and Hand-Yangming Large Intestine Channel. Dispels wind-dampness causing flaccidity and bi-syndrome, treats cough and asthma due to cold, promotes urination, and treats lung abscess.
Combinations: Combined with Cinnabar, it treats palpitations and fright. Combined with Magnetite, it treats deafness.
Usage: Grind and use the water-insoluble sediment (shui fei). Long-term or excessive consumption causes sinking of Yuan Qi.
[Yangqishi]
Guiding Herb: Changshi acts as its guiding herb.
Contraindications: Averse to Bianqing, Aconitum Carmichaelii Root (Fuzi). Dislikes Ja Chuo, Coptis Chinensis Rhizome (Huanglian), and Maijujiang.
Properties and Actions: Sweet, Warm. Enters the Blood level of the Hand-Shaoyin Heart Channel and Foot-Jueyin Liver Channel. Calms the Heart and benefits the Liver. Warms the uterus and dispels wind-cold.
Combinations: Combined with Poria (Fuling) and Ginseng (Renshen), it treats qi knotting in the heart. Combined with Tianxiong and Acorus Tatarinowii Rhizome (Changpu), it treats cholera-like disease. Combined with fresh ginger, decocted with rice vinegar, and applied topically for carbuncles and toxic vapors.
Usage: Quench in vinegar, grind, and use the water-insoluble sediment (shui fei). Contraindicated in cases of blood heat.