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What Are The Four Major Eras And In Geological Time Scale? [Solved]

Earth’s history is characterized by four eons; in order from oldest to youngest, these are the Hadeon, Archean, Proterozoic, and Phanerozoic.

A Brief History of Geologic Time

By looking at the layers beneath our feet,

Phanerozoic Eon | Geologic Time Scale with events |

The Phanerozoic Eon is part of the

The Four Eras of the Geologic Time Scale - Hadi Haidar

Gaidos, E., Dubuc, T., Dunford, M., Mcandrew, P., Padilla-Gamiño, J., Studer, B., … Stanley, S. (2007). The Precambrian …