Hadean

Hadean Eon 4600–4000 million years aby
The geological eons and eras This box: view talk edit -4500 — – -4000 — – -3500 — – -3000 — – -2500 — – -2000 — – -1500 — – -1000 — – -500 — – 0 — Hadean Archean Protero -zoic Phanero -zoic Eo Paleo Meso Neo Paleo Meso Neo Paleo Meso Ceno Scale: millions o years

The Hadean is a geologic eon o the Yird pre-datin the Archean. It begoud wi the formation o the Yird aboot 4.6 billion year aby an endit, as defined bi the ICS, 4 billion year aby.^[1] As o 2016^[update], the ICS describes its status as "informal".^[2]

References

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[2]