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Filtering by: Subject Geology -- Oregon -- Astoria Committee Member Taylor, Ed

The oligocene and miocene geology of the Tillamook embayment Tillamook County, northwest Oregon

Creator:

Parker, Michael J. (Michael John), 1958-

Abstract:

Eleven sedimentary and volcanic rock units are mapped and described in the thesis area, and chronicle the dynamic geologic history of the Tillamook embayment from the Oligocene through the middle Mlocene. The oldest unit is the Zemorrian to early Saucesian Smuggler Cove formation, a bathyal tuffaceous mudstone with some thin-...

Resource Type:

Masters Thesis
Geology and petrology of a 26-Ma trachybasalt to peralkaline rhyolite suite exposed at Hart Mountain, southern Oregon

Creator:

Mathis, Allyson C.

Resource Type:

Masters Thesis
Geology, geochemistry, and mineralization of the Yellowbottom-Boulder Creek area, Linn County, Oregon

Creator:

Nicholson, David K.

Resource Type:

Masters Thesis