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山熔结集块岩,山、英纹山角砾岩纹熔结凝灰岩。