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M-type granite

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A general term for a granitoids occurring in some continental margins and having the chemical and isotopic compo- sitions of island arc volcanic rocks. The prefix M implies a mantle origin as they are assumed to have formed by partial melting of the subducted oceanic crust.


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Classification of M-type graniteHide

Pronounciation of M-type graniteHide

Pronounciation:
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Jolyon & Katya RalphUnited Kingdom

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