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View Full Version : Blowing Its Cover: Crystallized Volcanic Rocks Provide a Window into Mount Saint Hele



Bok
05-28-2012, 09:17 AM
Thirty-two years ago this month an explosive eruption reshaped Mount Saint Helens in a matter of seconds. An earthquake under the volcano in Washington State on May 18, 1980, triggered the largest landslide in recorded history as billions of cubic meters of mountainside tumbled away, initiating a massive release of gas, lava and ash. The cataclysm killed 57 people and sent a plume some 20 kilometers into the sky.
[More] (http://www.scientificamerican.com/article.cfm?id=mt-st-helens-zoned-crystals)

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