Geochemical characteristics and source of natural gases from Southwest Depression of the Tarim Basin, NW China

•The alkanes were derived from humic source rocks with varying thermal maturities.•The gases from Kekeya and Kedong fields are mixed with oil-associated gas.•CO2 from Akemomu field was derived from the thermal decomposition of limestones. The molecular compositions and stable carbon and hydrogen iso...

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Veröffentlicht in:	Organic geochemistry 2014-09, Vol.74, p.106-115
Hauptverfasser:	Wu, Xiaoqi, Tao, Xiaowan, Hu, Guoyi
Format:	Artikel
Sprache:	eng
Schlagworte:	Geochemical characteristics Natural gas Origin Source Southwest Depression Tarim Basin
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