Related articles:
Timeline of the Precambrian
Proterozoic
Neoproterozoic
Vaalbara
Phanerozoic
Paleozoic
Banded iron formation
Cambrian
Mesozoic
Cenozoic
Kalahari craton
Global Boundary Stratotype Section and Point
Canadian Shield
Metamorphic rock
Animal
Wales
Key terms:
ma
precambrian
period
eon
forms
formation
supercontinent
ago
era
earth
rocks
around
oxygen
older
geologic
very
neoproterozoic
earth's
atmosphere
appeared
ga
divided
years ago
boundary
geology
billion years
hadean
iron
million years
fossil
roughly
continents
broke
ediacaran
dates
planetary
corresponds
evidence
diverse
existence
impact
craton
giant
earliest
crust
billion years ago
plate
greenstone belt
archean
phanerozoic
geologic time
banded
moon
zircon
thought
broke up
proterozoic eon
fauna
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