...事件沉积 基准面旋回 古近系始新统 济阳坳陷惠民凹陷[gap=1638]keywords: stratigraphic division and correlation; redbed; event deposit; base level cycle; Eocene Paleogene; Huimin Sag Jiyang Depression...
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【Key words】 SW Margin of Yangtze Block； Mid-Proterozoic-Triassic； Depositional systems； Depositional framework； Event sediments； Evolution of sedimentary basin； Geochemical backgrounds； Sedimentary basin and Geochemistry；
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热事件沉积产物见于下震旦统莲沱组，夹于河流相沉积的砂岩及粉砂岩中。
Hot event deposits occurred in Liantuo Formation of Lower Sinian, interbedded in fluvial facies sandstones and siltstones.
它们分别属地震事件及其诱发的海啸事件的产物，构成了一个较完整的正震事件沉积序列。
They belong to respectively seismic events and resulted in products of the tsunami events, forming a relatively complete normal seismic event depositional sequence.
本文概略地描述了该地震事件沉积序列中不同岩石类型特征，并对其成因进行了初步的探讨。
Some rock type characteristics of the depositional sequence in the seismic event are summarily described, and the origin of the seismic depositional rock is preliminarily studied in this paper.
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