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Filtering by: Funding statement This work was supported by National Science Foundation (EAR-9220500 to A. Grunder and EAR-9725166 to A. Grunder, R. Duncan, and D. Graham) and PSU faculty enhancement grant to M. Streck. Early work of this study was done by the first author when he was supported by the Deutsche Forschungsgemeinschaft, DFG at GEOMAR, Kiel,Germany during a post-doctoral appointment.

Temporal and crustal effects on differentiation of tholeiite to calcalkaline and ferro-trachytic suites, High Lava Plains, Oregon, USA

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Streck, Martin J. and Grunder, Anita L.

Abstract:

Strongly bimodal, basalt-rhyolite volcanism of the High Lava Plains Province of Oregon followed the Middle Miocene flood basalts of the Pacific Northwest and extends to recent time. During the 8 m.y. of volcanism recorded in the central High Lava Plains, in western Harney Basin, three distinct mafic magmatic trends originate...

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inclusions in the Rat- tlesnake Tuff are also assigned to this suite [Streck and Grunder, 1999]. [6] In more

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Temporal and crustal effects on differentiation of tholeiite to calcalkaline and ferro-trachytic suites, High Lava Plains, Oregon, USA

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