IIT JAM
Harshvardhan sharma Asked a Question
January 21, 2021 6:05 pmpts 30 pts
  • IIT JAM
  • Geology (GG)

14.explosive eruptions often involve rhyolitic magmas. this is because of their :

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  • Saurabh shukla thankyou
    Correct option would be (A). Explosive eruptions are mostly attributed to felsic magmatism. High silica content leads to silica polymerisation, which in turn increases viscosity of...
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  • Sajan sarthak Best Answer
    HIGH SILLICA CONTENT AND HIGH GAS CONTENT. Explosive eruptions are favored by high gas content & high viscosity magmas (andesitic to rhyolitic magmas).  The explosive bursting of ...
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    Harshvardhan sharma
    But isn't Rhyolite associated with High Water content?
  • Sajan sarthak thankyou
    HIGH SILLICA CONTENT AND HIGH GAS CONTENT. Explosive eruptions are favored by high gas content & high viscosity magmas (andesitic to rhyolitic magmas).  The explosive bursting of ...
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