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Super-eruptions may give a year's warning before they blow 
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Joined: Mon Aug 30, 2010 9:56 am
Posts: 20756
Post Super-eruptions may give a year's warning before they blow
Science Daily Geology

A microscopic analysis of quartz crystals from an ancient California super-eruption indicates that the process of decompression immediately preceding the eruption began about a year before the eruption itself.

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Thu Jul 21, 2016 9:37 pm
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