河北省兴隆县,发现一种特殊的岩石(流纹岩),外观同普通的流纹岩差不多。但认真观察后,你会发现石面上有象“鲜花”般的花纹。如果将它打磨和抛光成光亮的平面,则可清晰地看到石面上的那些花纹,宛如深秋盛开的朵朵菊花,昂首怒放,十分引人喜爱(图1)。我们把这种美丽的岩石称 Xinglong County, Hebei Province, found a special kind of rock (rhyolite), the appearance of rhyolite with ordinary similar. However, after careful observation, you will find stone like “flowers” like pattern. If it is polished and polished into a bright flat surface, you can clearly see those patterns on the stone surface, like the blossoming chrysanthemums in full bloom in autumn, which are very attractive in full bloom (Figure 1). We call this beautiful rock