Aleutian Islands Volcanic Island Arc
Cochise College                                                                                        
Geology Home Page 
PLATE TECTONICS
Plate Boundaries Using Google Earth
  

Roger Weller, geology instructor 
(
wellerr@cochise.edu)
last edited:  3/22/18

CONVERGENCE-Ocean Crust to Ocean Crust  (3 views)
Images are from Google Earth

The Aleutian Islands with the Pacific Plate diving beneath them
 
latitude: 56.822      longitude:  -166.699
photo credits:  Google Earth, Landsat/Copernicus, NSF, NOAA, US Navy, GEBCO, IBCAO, LDEO-Columbia

inclined view

latitude: 55.320      longitude:  -161.523
photo credits:  Google Earth, Landsat/Copernicus, SIO, NOAA, US Navy, GEBCO

Unimak Island
Shishaidin Volcano-9284 feet elevation
Isanotski Peak (Ragged Jack)- 8,025 feet

old, weathered stratovolcanoes

latitude: 54.7375.320      longitude:  -163.965
photo credits:  Google Earth, Landsat/Copernicus, SIO, NOAA, US Navy, GEBCO

 

Aleutian Islands Linked References

Aleutian Islands- Wikipedia
https://en.wikipedia.org/wiki/Aleutian_Islands

Evolution of Chemically Diverse Aleutian Island Arc
http://geoprisms.org/newsletters/evolution-of-the-chemically-diverse-aleutian-island-arc

Significant Earthquakes- North Pacific Rim
http://unimak.us/seismicity.shtml

M 7.9 Rat Island/Aleutian Islands
http://earthjay.com/?p=1945

Gareloi, Aleutian Islands, Alaska
http://volcano.oregonstate.edu/oldroot/volcanoes/volc_images/north_america/alaska/gareloi.html

Massive Earthquake Shakes Aleutian Islands
http://blogs.discovermagazine.com/imageo/2014/06/23/massive-earthquake-shakes-aleutian-islands/#.WHCDzoWcGUk

Mount Cleveland Volcano- Geology.com
http://geology.com/volcanoes/cleveland

Alaska Earthquakes, Active Faults, and Rupture Zones
http://ffden-2.phys.uaf.edu/webproj/212_spring_2015/Ariel_Ellison/Ariel_Ellison/images1/akseis.gif

Seafloor Patterns-Aleutian Islands, Alaska (Earthjay.com)
http://earthjay.com/earthquakes/20140623_aleutians/aleutian_historic_earthquakes.jpg

Amchitka Island, Aleutians
http://www.geotimes.org/mar02/feature_amchitka.html

   
   

Copyright 2017 R.Weller
--------------------------------------------------------------