Last Updated
：2025/11/20
Eoarchean
Adjective
not-comparable
Japanese Meaning
地質学上、約46億年前から36億年前にあたるアーケアン代の初期の一時期を意味し、この時期に最初の単細胞生物が誕生したとされる。
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(geology) Of a geologic era within the Archaean eon from about 4600 to 3600 million years ago; the first single-celled life began at this time.
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Eoarchean
Eoarchean zircons provide crucial evidence of Earth's earliest continental crust.
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Eoarchean zircons provide crucial evidence of Earth's earliest continental crust.
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