Geochemistry of Paleoproterozoic Gunflint Formation carbonate: Implications for hydrosphere-atmosphere evolution

Philip Fralick,Noah Planavsky, Justin Burton,Ian Jarvis, W.D. Addison,T.J. Barrett, G.R. Brumpton

Precambrian Research（2017）

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摘要

•The work uses both meteoric and marine oxygen proxies.•The importance of understanding temporal and spacial controls is empasized.•We use sedimentology and geochemistry together to maximize results.

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关键词

Proterozoic atmosphere,Precambrian oxygen levels,Proterozoic carbonates,Atmospheric evolution,Precambrian ocean chemistry

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