The Virgin Valley-McGee Mountain area is located in the northwest
corner of Nevada in the northwestern part of the Basin and
Range structural province.
Rocks within the area consist predominantly of Miocene to
Pleistocene volcanic rocks and volcanic derived sedimentary rocks.
The volcanic rocks include rhyolite, rhyolite welded tuffs, and...
The thesis area consists of 44 square miles in southeast Harney
County, Oregon. The Pueblo Mountains are located in the northwest
part of the Basin and Range structural province, and are characterized
by normal faults of large displacement that produced the tilted fault
block mountain range.
The oldest rocks exposed...
The thesis area consists of 33 square miles in the south-central
Pueblo Mountains of Humboldt County, Nevada and Harney County,
Oregon. The Pueblo Mountains are tilted fault block mountains found
in the extreme northwestern part of the Basin and Range province and
were produced during Early Tertiary Basin and Range...
The thesis area consists of approximately thirty square miles in the Southern Cascades of Washington near Mount Adams. The oldest exposed rocks are sedimentary volcanic clastics and pyroclastic flows of late-Oligocene age that form a homocline in the northwest corner of the area. A thick pile of younger Tertiary lavas,...
The thesis area is located in the southeastern corner of Harney County, Oregon. This portion of Oregon is situated in the northern part of the Basin and Range province, and is characterized by both mafic and silicic extrusives, and localized nonmarine sediments and
tuffs ranging in age from middle (?)...
The Pine Forest Mountains lie within the northern part of the Basin and Range province, near Denio, northwestern Nevada. They are tilted, fault block mountains composed in part of schists and quartzites of Triassic-Jurassic (?) age. In addition, they are intruded by Cretaceous diorites, granodiorites, and quartz monzonites which are...