Ch_8_Ferg_2

Ch_8_Ferg_2 - Hawaiian-type Eruptions Hot-spot volcanoes:...

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Hot-spot volcanoes: Haleakala on Maui, five volcanoes of island of Hawaii and subsea Loihi (969 m below sea level) H-type volcano from subduction: Medicine Lake Volcano, CA Hawaiian-type Eruptions Wikimedia commons
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Most peaceful type of eruption Fissure eruptions: Curtin of f i re effect from linear vents and long fractures Low-viscosity, low-volatile lava f l ows almost like water Build up volcanic plateaus (even f l atter than shield volcanoes) of nearly horizontal basalt layers Icelandic-type eruptions calstatela.edu
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Low viscosity, and volatiles, large Volume Largest volcanic events known on Earth The Deccan Traps of central India, Siberian Traps, Columbia River Plateau (W NA) Largest at Eldgjá and Lakagigar in Iceland Maria on the Moon Flood basalts
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Medium viscosity, medium volatiles, small volume Low conical hills (also known as cinder cones ) of basaltic to andesitic pyroclastic debris built up at volcanic vent Can have summit crater with
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This note was uploaded on 03/22/2009 for the course GEOL 171 taught by Professor Tsoflias during the Spring '08 term at Kansas.

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Ch_8_Ferg_2 - Hawaiian-type Eruptions Hot-spot volcanoes:...

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