Lecture 20 Turbidites and other deep- ocean sediments.

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Presentation transcript:

Lecture 20 Turbidites and other deep- ocean sediments

Idealized passive continental margin

Continental shelf and rise and abyssal plain of the western North Atlantic Ocean

Active continental margin commonly has no continental rise

Frontal thrust and slide scars

Young frontal thrust diverting canyon-channel system

The Cascadian continental margin An example of oceanic bathymetry along an active plate boundary

Columbia River submarine fan

An idealized Bouma sequence

Geometry of submarine fans and the associations of facies

A-E/G facies, Central Range, Taiwan

Distribution of submarine fan facies

The abyssal plain of the western North Atlantic Ocean

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