Definition of Oxygenian. Meaning of Oxygenian. Synonyms of Oxygenian

Here you will find one or more explanations in English for the word Oxygenian. Also in the bottom left of the page several parts of wikipedia pages related to the word Oxygenian and, of course, Oxygenian synonyms and on the right images related to the word Oxygenian.

Definition of Oxygenian

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Meaning of Oxygenian from wikipedia

- Eon/Eonothem (2420–538.8 Ma) Paleoproterozoic Era/Erathem (2420–1780 Ma) Oxygenian Period/System (2420–2250 Ma) – named for displaying the first evidence...
- lower edge of iron-deposition layers, an alternative period named the Oxygenian, based on stratigraphy instead of chronometry, was suggested in 2012 in...
- redefinition(s) 2420–1780 Ma Gradstein et al., 2012 Proposed subdivisions Oxygenian Period, 2420–2250 Ma Gradstein et al., 2012 Jatulian/Eukaryian Period...