Index Catalog // ScholarsArchive@OSU

Creator:: Dumitru, Trevor A., Ernst, W.G., Wright, James E., Wooden, Joseph L., Wells, Ray E., Farmer, Lucia P., Kent, Adam J.R., and Graham, Stephan A.
Abstract:: The Franciscan Complex accretionary prism was assembled during an similar to 165-m.y.-long period of subduction of Pacific Ocean plates beneath the western margin of the North American plate. In such fossil subduction complexes, it is generally difficult to reconstruct details of the accretion of continent-derived sediments and to evaluate the...
Resource Type:: Article

Creator:: Konrad, Kevin, Graham, David W., Thornber, Carl R., Duncan, Robert A., Kent, Adam J.R., and Al-Amri, Abdullah M.
Abstract:: Extensive volcanic fields on the western Arabian Plate have erupted intermittently over the last 30 Ma following emplacement of the Afar flood basalts in Ethiopia. In an effort to better understand the origin of this volcanism in western Saudi Arabia, we analyzed ³He/⁴He, and He, CO₂ and trace element concentrations...
Resource Type:: Article

Creator:: Duncan, Robert A., Kent, Adam J.R., Thornber, Carl R., Schlieder, Tyler D., and Al-Amri, Abdullah M.
Abstract:: Harrat Hutaymah is an alkali basalt volcanic field in north-central Saudi Arabia, at the eastern margin of a large Neogene continental, intraplate magmatic province. Lava flow, tephra and spatter cone compositions in the field include alkali olivine basalts and basanites. These compositions contrast with the predominantly tholeiitic, fissure-fed basalts found...
Resource Type:: Article

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