Researchers Find Oldest Evidence Of #Earth 's #MagneticField
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tinyurl.com/54def9bc
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doi.org/10.1029/2023...
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#geology #geomagnetism #paleomagnetism #earth #global #protection #cosmic #IsuaSupracrustalBelt #fieldwork #metamorphic #structuralgeology #greenland #tectonics #Eoarchean #mineralogy