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Summary of: A Geologic and Geomorphic History of the Santa Barbara Region, Southern California. Kel Mitchel. Map. http:// www.infoplease.com /atlas/state/ california.html. Map. https:// www.countyofsb.org / visiting.aspx?id =1958. Channel Islands. m aps.google.com. Geologic History.
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Summary of: A Geologic and Geomorphic History of the Santa Barbara Region, Southern California Kel Mitchel
Map http://www.infoplease.com/atlas/state/california.html
Map https://www.countyofsb.org/visiting.aspx?id=1958
Channel Islands maps.google.com
Geologic History • Mainly sedimentary rocks • Some metamorphic and igneous rocks can be found (metamorphic rocks are the oldest) • These igneous and metamorphic rocks are typically found in the Franciscan Formation, which came about from the subduction of the Farralon Plate
Geologic History • Sedimentary strata are indicative of many different environments • Such as the marine Eocene Cozy Dell Formation and the red, non-marine late Tertiary Sespe Formation • Younger formations in the coastal plain record the influx and retreat of the sea
Structural Features • Crustal shortening • Uplift • “Big Bend” • Faulting and Folding Montecito Overturn
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Geomorphology • Santa Barbara Basin: Anticline and faulting yields slope gullies and mass wasting maps.google.com
Streams and Lagoons maps.google.com
Coastal Processes http://joshgomes805.blogspot.com/ http://www.wedinsb.com/locations/shoreline1.html
Coastal Erosion and Deposition http://geology.campus.ad.csulb.edu/people/bperry/geology303/_derived/geol303text.html_txt_109SantaBarbaraHarborSpitOct06S.gif
Wrap Up • Summary • Global importance of the Santa Barbara region