Sedimentary organic matter record of Early Cretaceous environmental changes in western Liaoning Province, NE China

•Well preserved low maturity lacustrine sediments containing volcanic ash were studied.•Si-he-tun sediments were deposited in an anoxic water column, at times stratified.•C24 17,21-secohopane has a distinct source associated with the Jehol Biota fossils.•The dominant n-alkane varied as the climate c...

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Veröffentlicht in:	Organic geochemistry 2016-08, Vol.98, p.54-65
Hauptverfasser:	Li, Yan, Song, Zhiguang, Cao, Xin-xing, George, Simon C.
Format:	Artikel
Sprache:	eng
Schlagworte:	Biomarkers Carbon isotopic composition Early Cretaceous Hydrocarbons Volcanic activity Yi-xian Formation
Online-Zugang:	Volltext
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