Prehistoric Scratchpad
Latest era of the archean eon. Oxygenic photosynthesis first evolved in this era. This would give rise to the Oxygen Catastrophe at the end of the Eon.

Neoarchean Era Web PagesEdit


  • Archean Eon - Eon where the first preserved solid rocks have been found and microbial life first formed, prior to the oxygenation of the atmosphere. It is not known if plate tectonics were active at this time.
    • Neoarchean Era

Neoarchean Era In the NewsEdit

Sample (Year)Edit

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