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PRISCOAN EON

(noun)
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Definitions

There is 1 meaning of the phrase Priscoan Eon.

Priscoan Eon - as a noun

The earliest eon in the history of the earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life

Synonyms (Exact Relations)
hadeanhadean aeonhadean eonhadean timepriscoanpriscoan aeon

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