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ARCHAEAN EON (1 Jan 1000000000 Jahr v. Chr. – 30 Dez 1000000000 Jahr v. Chr.)

Beschreibung:

GEOLOGICAL:
- 3800 mya: Surface of the Earth changed from molten to solid rock.
BIOLOGIAL:
-First known oxygen-producing bacteria: cyanobacteria (blue-green algae) form stromatolites

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Bymaria
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Datum:

1 Jan 1000000000 Jahr v. Chr.
30 Dez 1000000000 Jahr v. Chr.
~ 12 months
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