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Elanso [62]
4 years ago
11

An eruption is classified as an explosive volcanic eruption based on the amount of which mineral found in the magma?

Geography
1 answer:
Sliva [168]4 years ago
6 0
The correct answer is A. silica. 

The amount of silica found in the magma determines the viscosity. The higher the silica in magma, the higher the viscosity of a magma. So the correct answer is silica. It is not among the other choices.  
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