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Contact: Iqbal Pittalwala
iqbal@ucr.edu
951-827-6050
University of California - Riverside

Pyrite-Rich Black Shale

Caption: This photo shows pyrite-rich black shale containing MIF isotope signals, which could be later weathered at Earth's surface and transferred to the ocean.

Credit: Arizona State University

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Related news release: Rethinking early atmospheric oxygen


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