A "Salt-Paleowater Depth-Productivity" Triad Controlling Storage: An Integrated Framework of Organic-Matter Enrichment in Qingshankou Shales, Qian'an, Songliao Basin.

ACS Omega · 2026 · PMC13063046 · PMID 41970860

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a clear trendno p-value reported

In the Qian’an area of the Songliao Basin, the vertical distribution of TOC content in single wells of the Qingshankou Formation exhibits a clear trend: TOC increases progressively with burial depth, and Member 1 (Qn 1 ) generally has higher TOC values than Member 2 (Qn 2 ).

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