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Helena Bonici Geography 10/10/2011
13EA2 Plate Tectonics




HOW DO THE ERUPTIONS OF CHAITÉN VOLCANO AND MOUNT ETNA
COMPARE?
Complete a report contrasting and comparing the Chaitén and Etna eruptions in full detail.
The report will include the work you completed on Chaitén, 2008. It is up to you how you…

Page 2

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Helena Bonici Geography 10/10/2011
13EA2 Plate Tectonics




The Chaitén volcano is located in central, southern Chile, found on the west of South America and
it is the outcome of the Nazca plate subducting beneath the South American plate. Similarly, Mount
Etna is also the result of subduction, though it is…

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Helena Bonici Geography 10/10/2011
13EA2 Plate Tectonics



the volcano and its vent. Also because of the lavas high acidity and silica content of 65-75%, it has a
very high viscosity so that over years it has created an obsidian lava dome.
Both hold caldera shapes in parts of their volcano…

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Helena Bonici Geography 10/10/2011
13EA2 Plate Tectonics



the airport closure in Sicily and Italy was not as bad as in Chile because the ash travelled south and
barely lingered in the area, unlike with the Chaitén eruption.
A main difference is the age of the volcanoes so that Chaitén is…

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