硅化木(petrified wood),也叫木化石,是一种重要的生物化石,也是一种很好的观赏石。硅化木是石化了的地史时期的古植物遗体,它常保留着原树木的外观和内部结构。对硅化木进行研究,可以了解地史时期的植物类属、演变,揭示其生长、破坏及石化 Petrified wood, also known as wood fossil, is an important biological fossil and a good ornamental stone. Silicified wood is a petrified geologic period of ancient plant remains, it often retains the appearance of the original trees and internal structure. The study of silicified wood, we can understand the history of the genus, evolution, reveal its growth, destruction and petrochemical