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Filtering by: Committee Member Burnett, Margaret Degree Field Geology

Deep crustal and mantle inputs to North Sister Volcano, Oregon High Cascade Range

Creator:

Schmidt, Mariek E.

Abstract:

The Central Oregon High Cascade Range is an anomalously mafic segment of the Cascade Arc due to ongoing intra-arc extension, which allows most magmas to traverse the crust without stalling and evolving to more evolved compositions. North Sister, a composite volcano in this arc segment, has produced a seemingly monotonous...

Resource Type:

Dissertation