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沉积物孔隙水地球化学异常:天然气水合物存在的指标 被引量:18

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摘要 沉积物孔隙水氯度、氧同位素和硫酸盐浓度梯度是指示天然气水合物存在的指标之一。成功的实例表明 :孔隙水氯度明显降低 ,而δ18OSMOW 向深部升高 ,线性的、陡的硫酸盐梯度和浅的硫酸盐—甲烷界面(SMI) ,都是天然气水合物可能存在的标志。
出处 《海洋地质动态》 2001年第7期34-37,共4页 Marine Geology Letters
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