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Grenville orogeny |
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Grenville orogeny [′gren·vəl ȯ′räj·ə·nē] (geology) A Precambrian mountain-forming epoch. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Although a back-arc rifting origin linked to the coeval Grenville orogeny has been suggested, the most widely accepted model links the event to a mantle plume on the basis of the great volume of tholeiitic magma generated in an intraplate setting (e. |
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