... bioclastic grainstone 生物碎屑粒状灰岩 bioclastic rocks 生物碎屑岩 bioclastic grai tone 生物碎屑粒状灰岩 ...
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The rocks of the Poduan Formation are mainly intraclastic bioclastic grainstones formed in turbulent and agitated bank environments, and amount to about 2/3 of total thickness of the profile.
坡段组主要由砂砾屑-生屑颗粒岩组成，约占全剖面的2 / 3。它们形成于水流激荡的滩相环境。
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