Based on the petrological and petrochemical features of this rock suite,this paper deals preliminarily with the possible tectonic environment and genetic mechanism of the volcanic rocks in question.

• 本文在讨论了鸡笼嶂组火山岩的岩石学、岩石化学特征基础上，对火山岩形成的构造环境及成因机制作了初步探讨。