The Neogene strata in Longchuan basin consist mainly of the fine grained clastic rocks containing abundant sporopollen fossils.
陇川盆地新第三纪地层主要由细粒碎屑岩组成，富含孢粉化石。
Sedimentary strata in this area mainly consist of Neogene continental strata and Marine strata.
区内沉积盖层主要为新近系的陆相和海相地层。
Sedimentary strata in this area mainly consist of Neogene continental strata and Marine strata.
区内沉积盖层主要为新近系的陆相和海相地层。
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