What properties magma help to determine the type of eruptions?

What properties magma help to determine the type of eruptions?
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the properties of magma help to determine the type of eruptionsare thesilica and magma.
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What forms from magma deep in the earths surface?

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What machine shows that harmonic tremors indicate moving magma?

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What is magma called when it and reaches earth surface?

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What are the four controls on composition of magma?

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