Abstract
This chapter introduces 20 types of medicinal minerals and fossils, mainly including pyrolusitum, mica stone, mercury, hydrargyrum oxydatum crudum, gypsum, fossil Telphusa, dens draconis, fossil fragment, quartz album, alum, crystallus hydrargyrum bichlortum, compound of mirabilite and liquorice, selenitum glanberitum, mirabilite, zinnober, native copper, actinolite, agate, and halloysitum rubrum.