Why does a subduction zone volcano at the edge of a continent have an intermediate chemical composition?
October 16th, 2009 | by Kert |
clay_dawg07 asked:
Why does a subduction zone volcano at the edge of a continent usually have an “intermediate” chemical composition (like andesite or diorite)?
CARTER
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Why does a subduction zone volcano at the edge of a continent usually have an “intermediate” chemical composition (like andesite or diorite)?
CARTER
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