咸，寒，无毒。止渴治淋，明目除嗽，清金降火，破积化痰。消瘿瘤结核，疗疮肿疝气。
乃江海中细沙、水沫凝聚，日久而结成也。状如石而轻浮，入水不沉。
火 酒淬水飞。螵蛸为使，恶泽泻、 桂、雷丸、蛇皮，畏菟丝子。并忌羊血一
切。
咸，平，无毒。补命门而治阴痿，暖子宫而添精乏。除腰膝冷痹，消水肿症瘕。
生齐州山谷，以云头雨脚，轻松如野狼牙者为佳。
火 醋淬水飞。柴胡为使，杀铁毒，恶丹皮、莽草。即吸铁石。
辛，咸，无毒。补肾益精，除烦祛热，明目聪耳。治羸弱周痹，疗骨节酸痛。消痈肿而
治鼠
生太山及慈山山阴有铁处，以能吸铁者为真。
小儿惊痫，末服之。
火 醋淬水飞。干姜为使，畏天雄、附子。
苦，寒，无毒。入心、肝、包络经。辟鬼魅而杀精物，镇鬼疰而除蛊毒，止崩带而阳痿，
之归肝，解惊气之入腹。治精尿之遗泄，止经脉之频数，生金疮之肌肉，疗小儿之痫疳，却
吐衄之血逆，泻慢脾之
惊风。左脉有力者宜之。
处处山中有之，以西北出者为良。
旋赭汤 旋复花 代赭石 半夏 台参 炙草 姜 枣
治噫气不除，与噎食等症。（诸方第一。）
泻后慢惊，制末，每冬瓜仁汤下五分。（验方第一。）
伤寒无汗，同干姜为末，热醋合敷两手心，合掌握定，夹于大腿内侧，温覆汗出愈。（第
二。）
急慢惊风，制末，每五分，真金汤调下。脚上起赤斑为欲愈。无斑不治。（第三。）
小肠疝气，为末汤下。（第四。）
肠风下血。同上。（第五。）
衄血吐血血崩。同上。（第六。）
[Hai Fu Shi (Pumice)]
Salty, cold, non-toxic. It stops thirst and treats stranguria (dysuria), brightens the eyes and relieves coughing, clears the Lung and descends fire, breaks up accumulations and resolves phlegm. It dissipates goiters and scrofula (tuberculous lymphadenitis), and treats carbuncles, swellings, and hernia.
It is formed by the condensation of fine sand and water foam in rivers and seas over a long period. Its shape resembles stone but it is light and floats; it does not sink in water.
[Pao Zhi and Compatibility Taboos for Hai Fu Shi]
Calcined with fire, quenched with wine, and processed by water levigation (shui fei). Use Piao Xiao (Sepiae Endoconcha or Cicada Slough) as an guiding herb. It is incompatible with Ze Xie (Alisma Rhizome), Gui Zhi (Cinnamon Twig), Lei Wan (Vermifuge pill/herb), and Snake Skin. It fears Tu Si Zi (Cuscuta Seed). All foods containing sheep blood are strictly forbidden.
[Dai Zhe Shi (Hematite)]
Salty, neutral, non-toxic. It tonifies the Mingmen (Gate of Life) and treats impotence, warms the uterus and replenishes essence deficiency. It eliminates cold bi-syndrome in the waist and knees, and resolves edema and zheng jia (masses).
It grows in the valleys of Qizhou. The best quality is characterized by "cloud heads and rain feet" patterns and a texture as light as wild wolf's teeth.
[Pao Zhi and Compatibility Taboos for Dai Zhe Shi]
Calcined with fire, quenched with vinegar, and processed by water levigation. Use Chai Hu (Bupleurum Root) as a guiding herb. It can neutralize iron toxicity. It is incompatible with Dan Pi (Moutan Cortex) and Mang Cao (Aconitum lateral root or other toxic herbs depending on context, here likely referring to a specific toxic herb named Mang Cao). It is magnetite (Xi Tie Shi).
[Ci Shi (Lodestone/Magnetite)]
Acrid, salty, non-toxic. It tonifies the Kidney and benefits essence, eliminates vexation and heat, brightens the eyes and sharpens hearing. It treats emaciation and generalized bi-syndrome, and bone/joint soreness and pain. It dissipates abscesses and treats shu luo (scrofula).
It is found in the shady slopes of Mount Tai and Ci Mountain where iron deposits exist. Those that attract iron are authentic.
For pediatric epilepsy and convulsions, take the powdered form.
[Pao Zhi and Compatibility Taboos for Ci Shi]
Calcined with fire, quenched with vinegar, and processed by water levigation. Use Gan Jiang (Dried Ginger) as a guiding herb. It fears Tian Xiong (Prepared Aconite Lateral Root) and Fu Zi (Prepared Aconite Root).
[Fragment Analysis]
Bitter, cold, non-toxic. Enters the Heart, Liver, and Pericardium meridians. It repels malevolent spirits and kills spirit entities, suppresses ghostly afflictions and removes gu poison, stops metrorrhagia and leukorrhea, and treats impotence. [Text missing: likely "guides blood"] back to the Liver, resolves fright qi entering the abdomen. It treats seminal emission and spermatorrhea, regulates frequent menstruation, promotes healing of traumatic wounds, treats pediatric epilepsy and malnutrition, expels [Text missing: likely "slow spleen wind"] and hematemesis/nosebleed due to rebellious qi, and drains slow spleen [Text missing: likely "wind"] convulsions. It is suitable for patients with a strong left pulse.
It is found in mountains everywhere, but those from the northwest are superior.
[Xuan Zhe Tang (Swirling Hematite Decoction)]
Ingredients: Xuan Fu Hua (Inula Flower), Dai Zhe Shi (Hematite), Ban Xia (Pinellia Tuber), Tai Shen (Codonopsis/Panax), Zhi Gan Cao (Honey-fried Licorice Root), Sheng Jiang (Fresh Ginger), Da Zao (Jujube).
Indications: Intractable belching, dysphagia, and similar conditions. (First among various formulas.)
For slow convulsions following diarrhea: Process into powder, take 5 fen each time, administered with Winter Melon Seed decoction. (First verified formula.)
For Taiyang syndrome with no sweating: Mix with Gan Jiang (Dried Ginger) into powder, blend with hot vinegar, apply to both palms, grasp hands tightly, place between the inner thighs, cover warmly until sweat appears for cure. (Second.)
For acute and chronic convulsions: Process into powder, take 5 fen each time, taken with True Gold decoction. Red spots appearing on the feet indicate impending recovery. No spots mean untreatable. (Third.)
For small intestine hernia: Take as powder with decoction. (Fourth.)
For intestinal wind bleeding: Same as above. (Fifth.)
For epistaxis, hematemesis, and metrorrhagia: Same as above. (Sixth.)