味咸，平，无毒。主养肾气，强阴，主阴蚀疮，止肠 泻痢，疗口疮咽痛。久服益气，
不饥延年。一名石涅，一名石墨。出 川阳城，采无时。
味甘，平，无毒。主咳逆上气，症瘕血闭，漏下，除邪气，肢节不利，大饱绝力身重。
久服耐寒暑，不饥轻身，飞行千里，神仙。一名石脑。生太山山谷，九月采。
味甘，平，无毒。久服轻身，延年不老。此禹余粮壳中，未成余粮黄浊水也，出余粮处
有之。陶云∶芝品中有石中黄子，非也。
味甘，寒，平，无毒。主咳逆寒热，烦满，下赤白血闭，症瘕，大热。疗小腹痛结烦疼。
炼饵服之，不饥，轻身延年。一名白余粮。生东海池泽，及山岛或池泽中。
二十九品
味辛，平，有毒。主镇精神，坚骨髓，通利五脏，除邪毒瓦斯。服之神仙。生益州，采无
时。
味辛，平，有毒。主安五脏，定心神，止惊悸，除邪气。久服轻身长年。生永昌，采无
时。
味辛，寒，有毒。主疥 ，痂疡，白秃，杀皮肤中虱，堕胎，除热。以傅男子阴，阴消
无气。杀金银铜锡毒。熔化还复为丹，久服神仙，不死。一名汞。生符陵平土，出于丹砂。
味苦甘，平，寒，大温，有毒。主寒热鼠 ，恶疮疽痔，死肌。疗疥虫 疮，目痛，鼻
中息肉，及筋绝，破骨，百节中大风，积聚癖气，中恶，腹痛，鬼疰，杀精物，恶鬼邪气，
百虫毒，胜五兵。杀诸蛇虺毒，解藜芦毒。悦泽人面。炼食之轻身神仙，饵服之皆飞入人脑
中，胜鬼神，延年益寿，保中不饥。得铜可作金。一名黄食石。生武都山谷、敦煌山之阳，
采无时。
[Heishi Zhi]
Salty in taste, neutral in nature, non-toxic. Primarily nourishes Kidney Qi (Kidney Energy), strengthens Yin Essence, treats erosion sores of the genitalia, stops intestinal diarrhea and dysentery, and treats mouth ulcers and sore throat. Long-term consumption benefits Yuan Qi (Primal Energy), suppresses hunger, and prolongs life. Also known as Shi Nie or Shi Mo. Produced in Yangcheng, Sichuan; collected at any time.
[Xionghuang]
Sweet in taste, neutral in nature, non-toxic. Primarily treats cough with rebellious Qi, Zheng Jia (abdominal masses) and blood obstruction, metrorrhagia, expels pathogenic factors, alleviates stiffness and pain in limbs and joints, and addresses exhaustion and heaviness after overeating. Long-term consumption enables resistance to cold and heat, suppresses hunger, lightens the body, and is said to allow flying for a thousand li, achieving immortality. Also known as Shi Nao. Grows in the valleys of Mount Tai; collected in September.
[Yuyuliang]
Sweet in taste, neutral in nature, non-toxic. Long-term consumption lightens the body and prolongs life without aging. This refers to the yellow turbid liquid within the shell of Yuyuliang before it solidifies into the mineral itself, found in areas where Yuyuliang is produced. Tao Hongjing stated that "Shi Zhong Huang Zi" in the classification of mushrooms is not this substance.
[Bai Yuliang]
Sweet in taste, cold in nature, neutral, non-toxic. Primarily treats cough with rebellious Qi accompanied by alternating chills and fever, irritability and fullness, passage of red and white discharge or blood obstruction, Zheng Jia (abdominal masses), and high fever. Treats painful knots in the lower abdomen. After refining and taking as an electuary, it suppresses hunger, lightens the body, and prolongs life. Also known as Bai Yuliang. Grows in the pools and marshes of the East Sea, as well as on mountain islands or in such waters.
[Zhu Sha]
Pungent in taste, neutral in nature, toxic. Primarily calms the Spirit (Shen), strengthens bone marrow, promotes the free flow of the Five Zang Organs, and expels pathogenic toxins and vapors. Consumption leads to immortality. Produced in Yizhou; collected at any time.
[Cishi]
Pungent in taste, neutral in nature, toxic. Primarily soothes the Five Zang Organs, stabilizes the Mind (Shen), stops palpitations and fright, and expels pathogenic factors. Long-term consumption lightens the body and prolongs life. Produced in Yongchang; collected at any time.
[Shuiyin]
Pungent in taste, cold in nature, toxic. Primarily treats scabies, crusty sores, tinea capitis (white baldness), kills lice in the skin, induces abortion, and clears heat. Applied to the male genitals, it causes atrophy and loss of sexual function. Kills toxicity from gold, silver, copper, and tin. When melted, it reverts to cinnabar; long-term consumption leads to immortality and deathlessness. Also known as Gong. Produced in flat lands of Fuling, derived from cinnabar.
[Huang Shishi]
Bitter and sweet in taste, neutral, cold, and greatly warm in nature, toxic. Primarily treats alternating chills and fever, scrofula (lymph node tuberculosis), malignant sores, carbuncles, hemorrhoids, and necrotic tissue. Treats scabies caused by mites, eye pain, nasal polyps, tendon rupture, bone fractures, severe wind-dampness affecting all joints, accumulations and fixed masses, sudden evil invasion, abdominal pain, Gui Zhu (infectious diseases), kills spirit entities and evil ghosts/pathogens, hundred insect poisons, and withstands weapons. Kills venom of various snakes and vipers, resolves Lu Lu (Veratrum) toxicity. Enhances facial complexion. Refined and consumed, it lightens the body and leads to immortality; taken as an electuary, its spiritual energy enters the brain, surpassing gods and spirits, prolonging life and longevity, preserving middle-jiao Qi and suppressing hunger. With copper, it can be transmuted into gold. Also known as Huang Shi Shi. Produced in the valleys of Wudu and on the southern slopes of Dunhuang Mountain; collected at any time.