100+ Rodinia PowerPoint (PPT) Presentations, Rodinia PPTs

Rodinia - PowerPoint PPT Presentation

Precambrian Climates

Precambrian Climates. A Quick Review. Archean Tectonics - Small Protocontinents Proterozoic - Amalgamation into larger continents Rodinia, Iapetus, and Mirovia. Rodinia ~ 1 Ga. Rifting of Rodinia. Initial Rifting ~700 Ma Iapetus ~650 Ma. GRENVILLE Orogeny 1.3-1.0 billion years ago.

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949 views • 77 slides

PALEOGEOGRAPHY

PALEOGEOGRAPHY. RODINIA. ~800 Ma. RODINIA. ~750 Ma. Rodinia 800 mya. Rodinia 800 mya Pannotia 550 mya. Rodinia 800 mya Pannotia 550 mya Pangaea 250 mya. Rodinia 800 mya Pannotia 550 mya Pangaea 250 mya Pangaea Ultima +250 my.

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619 views • 33 slides

Plate Tectonics Before Pangaea

Plate movements since the breakup of Pangaea is well understood, but tectonic movements prior to Pangaea is not as clear because much of the tectonic evidence (ocean floors) is destroyed by geologic and tectonic forces that existed over 200 million years ago.

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183 views • 4 slides

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Rodinia - PowerPoint PPT Presentation

Precambrian Climates

PALEOGEOGRAPHY

Plate Tectonics Before Pangaea