/
The Earth IV: Subduction The Earth IV: Subduction

The Earth IV: Subduction - PowerPoint Presentation

cheryl-pisano
cheryl-pisano . @cheryl-pisano
Follow
396 views
Uploaded On 2018-03-23

The Earth IV: Subduction - PPT Presentation

Zones Lecture 44 How were the continents created So far we have talked about the when but not the how Today there are 3 main mechanisms by which new crust is created Rifting eg African and Rio Grande Rifts and divergent plate boundaries North Atlantic Tertiary Province is an examp ID: 662104

crust melting water mantle melting crust mantle water arc subduction ratios subducting magmas sediment rare oceanic iav composition slab

Share:

Link:

Embed:

Download Presentation from below link

Download Presentation The PPT/PDF document "The Earth IV: Subduction" is the property of its rightful owner. Permission is granted to download and print the materials on this web site for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.


Presentation Transcript