《梦溪笔谈·杂志二》
另外在石穴中，水滴下来都能形成钟乳石、姜石；春分和秋分时节，从井泉中汲出的水能结成石花；含盐量很高的卤水地下，则能生成阴精石：这些都是由湿气所化成的。
又石穴中水，所滴皆为钟乳、殷孽。春秋分时，汲井泉则结石花；大之下，则生阴精石，皆湿之所化也。
In addition, water dripping down in stone caves can form stalactites and stalagmites. During the spring equinox and autumn equinox, water drawn from wells can form stone flowers. In the underground where the salinity is very high, halite can be produced. These are all transformed by moisture.