Browsing Department of Geosciences by Subject "Magmas -- Oregon -- Hood, Mount"

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Controls on eruption style and magma compositions at Mount Hood, Oregon

Koleszar, Alison M. (2011-07-21)

This study is an effort to characterize the magma sources, plumbing system, and eruptive behavior of Mount Hood, a low-explosivity recharge-dominated volcano in the Oregon Cascades. The three manuscripts in this disserta ...
Magma chamber processes over the past 475,000 years at Mount Hood, Oregon : insights from crystal zoning and crystal size distribution studies

Darr, Cristina M. (2007-01-30)

Several different petrological techniques have been applied to lava flows between 200 to 475,000 years old from Mount Hood, Oregon. Mount Hood is unusual, in comparison to nearby Mount St. Helens and Mount Jefferson, in ...