The first rock is mainly andesite clinkering agglomerate, andesite breccia, dacite breccia, rhyolite breccia and rhyolite clinkering tuff.

正常山碎屑岩亚类岩石类型主要为安山质熔结集块岩,安山质、英安质及流纹质山角砾岩以及流纹质熔结凝灰岩。