晶洞(钾长)花岗岩是一种较特殊的岩石,在地貌上形成陡峻的正地形,石林、孤峰、陡崖发育(图版1)。早在1964年王宠教授对福州鼓山一带的晶洞(钾长)花岗岩曾进行过较详细的研究,1∶20万区测总结过程中发现其具有独特的分布规律和某些独特的特点,这种类型的花岗岩在南岭其他地区至今尚未见有报导。由于它是处于我国东南沿海特定 Geochen (potassium long) granite is a special kind of rock, forming steep terrain in the landscape, Shilin, Gufeng, cliff development (Figure 1). As early as 1964, Professor Wang Zong conducted a more detailed study of the Jingdong (K-long) granite in the Gushan section of Fuzhou. The 1: 200,000 regional survey concluded that it has unique distribution rules and some unique characteristics, No other type of granite has been reported in other parts of Nanling so far. Because it is specific to the southeast coast of China