The Littlefield Rhyolite, Eastern Oregon: Distinct Flow Units and Their Constraints on Age and Storage Sites of Grande Ronde Basalt Magmas

The Littlefield Rhyolite consists of widespread, high-temperature, hotspot-related rhyolitic lavas that erupted in eastern Oregon contemporaneous to late-stage Grande Ronde Basalt lavas. The estimated total volume of erupted rhyolites is ~100 km3 covering ~850 km2. The focus of this study has been t...

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Bibliographic Details
Main Author: Webb, Brian McCulloch
Format: Others
Published: PDXScholar 2017
Subjects:
Online Access:https://pdxscholar.library.pdx.edu/open_access_etds/4022
https://pdxscholar.library.pdx.edu/cgi/viewcontent.cgi?article=5031&context=open_access_etds