Increased water content tends to reduce viscosity or

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Unformatted text preview: s. Increased water content tends to reduce viscosity (or increase fluidity) at explosiveness vary between magmas water-rich low versus high 2. How does comparable temperatures. This makesthat have arhyolitic magmasweight much more fluid of water? ones. However, because the solubility of water is percent content than drier relatively low at atmospheric pressure, such a magma would also vesiculate to a Viscosity controls the rate of and explosivity of eruption a given pressure change greater extent than a dry onemagma flow in response to would likely be highe...
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This note was uploaded on 07/16/2012 for the course ESS 102 taught by Professor Na during the Fall '11 term at University of Texas at Dallas, Richardson.

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