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The Proterozoic Eon - SlideServe
The Proterozoic Eon. CHAPTER 7. Proterozoic- Last chapter of Precambrian time. The Proterozoic boundary is placed @ 2.5 By, mostly arbitrarily Essentially modern plate tectonic activity Archean cratons provide basis for continental development and attachment (accretion)
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PROTEROZOIC EON Introduction The Proterozoic Eon is the geological eon that lasted from about 2.5 billion years ago (Ga) to 541 million years ago (Ma), coming after the Archean Eon and before the Phanerozoic Eon. It is one of the most significant intervals in Earth’s history, as it witnessed major geological, biological, and atmospheric changes that set the stage for complex life. FEATURES 1. Continental Development Stable cratons and large continental landmasses formed. Supercontinents such as
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PROTEROZOIC EON Introduction The Proterozoic Eon is the geological eon that lasted from about 2.5 billion years ago (Ga) to 541 million years ago (Ma), coming after the Archean Eon and before the Phanerozoic Eon. It is one of the most significant intervals in Earth’s history, as it witnessed major geological, biological, and atmospheric changes that set the stage for complex life. FEATURES 1. Continental Development Stable cratons and large continental landmasses formed. Supercontinents such as
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THE PROTEROZOIC EON - SlideServe
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PROTEROZOIC EON Introduction The Proterozoic Eon is the geological eon that lasted from about 2.5 billion years ago (Ga) to 541 million years ago (Ma), coming after the Archean Eon and before the Phanerozoic Eon. It is one of the most significant intervals in Earth’s history, as it witnessed major geological, biological, and atmospheric changes that set the stage for complex life. FEATURES 1. Continental Development Stable cratons and large continental landmasses formed. Supercontinents such as
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