TeachMeFinance.com - explain Phreatic eruption
Phreatic eruption The term 'Phreatic eruption' as it applies to the area of volcanos can be defined as ' explosion that occurs when water comes in contact with hot rocks or ash near a volcanic vent, causing steam explosions. An explosive volcanic eruption caused when water and heated volcanic rocks interact to produce a violent expulsion of steam and pulverized rocks. Magma is not involved. The eruption of Taal Volcano in the Philippine Islands in 1965 typifies 'Phreatic' (or steam-blast) behavior. Here, a great column of steam, dust, ash, and cinders is blasted to a height of several thousand'.
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