Friday, March 27, 2009

Type of Volcano

Crater Lake is a cinder cone. It was formed by Mt. Mazama. Mt. Mazama was formed with oceanic to continental plates. M.t Mazama collapsed on its self during an eruption.

geologic location

Crater Lake is in The United States of America, neara city called Fort Klamath. North America and Pacific tectonic plates are inbetween it.

Eruption history

The most recent eruption was at 2850 B.C.E/ B.C. the most famic eruption was 2850B.C/B.C.E

volcano Shape

the height of the volcano is 2,487 metters long. The structure is caldara, and it is a crater volcano.

Nieghboring volcanoes

A nieghboring volcano that is close is Davis lake.

Eruption style

Crater lake is non-explosive. The lava is Basaltic. The hazards is Pyroclastic flow.

Environmental Dangers/Benefits

dangers people faculty and major transportation corridor east of the cascaeds. Also the faults that are cut in the crater lake region can cause a danges earthquake that can damage property

Bibliography

C.R. Bacon, L.G. Mastin, K.M. Scott, and M. Nathenson, 1997, "usgs." http://vulcan.wr.usgs.gov/Volcanoes/CraterLake/Hazards/OFR97-487/framework.html. 1997. 28 Mar 2009 <http://www.craterlakeoregonmosamad.blogspote.com/>.

U.S. Geological Survey, Vancouver, Washington , "cascade rang current update." http://volcano.wr.usgs.gov/cvo/current_updates.php. Friday, March 27, 2009 11:21 PDT (Friday, March 27, 2009 18:21 UTC). usgs. 28 Mar 2009 .<http://craterlakeoregonmosamad.blogspot.com/>.

activitly near crater lake." http://www.ess.washington.edu/SEIS/PNSN/CRATER/craterrec_eqs.html. the pacific norhtwest seismic network. 28 Mar 2009 <http://craterlakeoregonmosamad.blogspot.com />.

Wood and Kienle, 1990, Volcanoes of North America: United States and Canada: Cambridge University Press, 354p., p.193-195, Contribution by Charles R. Bacon , "Mount Mazama volcano and crater lake caldera,oregon."http://vulcan.wr.usgs.gov/Volcanoes/CraterLake/description_crater_lake.html. 1990. usgs. 28 Mar 2009 .<http://www.craterlakeoregonmosamad.blogspot.com/>.

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