Overview

Archaean


Show Summary Details

Quick Reference

The eon, formerly known as the Archaeozoic or Azoic, during which life first appeared. It lasted from approximately 3800 to 2500 Ma ago and comprises part of the former Precambrian.

Subjects: Biological Sciences.


Reference entries

See all related reference entries in Oxford Index »


Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.