Many mountains in Changle county which were composed of basalts in Niushan and Yaoshan formation of Linqu group in New Neogene period are mainly Neo-volcanic craters.
Two fossil birds collected from Shanwang Formation, Middle Miocene (about fifteen million years ago), of Linqu, Shandong are here described.
本文记述了山东临朐山旺组(中新世中期)出产的两件鸟类化石。
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According to analysis of China Building Materials Academy based on the samples, resource condition in Linqu can satisfy the requirement of continuous basalt fiber production for over 100 years.