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The Hadean, Archean, Proterozoic, and Phanerozoic are the four eons of geologic time, ordered from oldest to youngest.
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SUPPORTED
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5 sources for · 0 against
AS REPORTEDno primary record reached; this is what the reporting says
Is it true that the Hadean, Archean, Proterozoic, and Phanerozoic are the four eons of geologic time, ordered from oldest to youngest?
Yes. Geological reference sources confirm that the Hadean, Archean, Proterozoic, and Phanerozoic are the four eons of Earth's history, ordered sequentially from oldest to youngest.
Verdict: SUPPORTED · 5 sources for, 0 against · Last checked
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Evidence for · 5
Reference article covering this claim directly
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Wikipedia: Hadean. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Hadean
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More for · 4
Lists the four eons in exact chronological order from oldest to youngest.
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LibreTexts: LibreTexts: 5.05%3A The Geologic Time Scale. (n.d.). LibreTexts. https://geo.libretexts.org/Bookshelves/Geology/Geology_of_California/05%3A_Geologic_Time/5.05%3A_The_Geologic_Time_Scale
Lists Hadean, Archean, Proterozoic, and Phanerozoic as the eons in order.
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Wikibooks: Wikibooks: Mirad Grammar/Vocabulary Formation. (n.d.). Wikibooks. https://en.wikibooks.org/wiki/Mirad_Grammar/Vocabulary_Formation
Confirms the Archean is the second of four eons following Hadean and followed by Proterozoic and Phanerozoic.
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Wikipedia: Wikipedia: Archean. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Archean
Explicitly states geologists divide Earth's history into the four named eons.
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Simple English Wikipedia: Simple English Wikipedia: Biology. (n.d.). Simple English Wikipedia. https://simple.wikipedia.org/wiki/Biology
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