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Filtering by: Subject Geology -- California -- Mono County

Geology and geochemistry of the Little Walker Volcanic Center, Mono County, California

Creator:

Priest, George R.

Abstract:

Detailed mapping and geochemical analysis of Oligocene to early Pliocene volcanic rocks in the Little Walker volcanic center, Mono County, California have revealed a complex eruptive history. After eruption of widespread rhyolitic ash flows of the Valley Springs Formation in the Oligocene, Miocene to early Pliocene volcanism of the western...

Resource Type:

Dissertation
Geology and mineralization of the Seaman Gulch area, east Shasta mining district, Shasta County, California

Creator:

Prihar, Douglas W.

Abstract:

The Seaman Gulch area is located approximately 20 miles east of Redding, California and is part of the eastern Klamath lithotectonic belt. Rock units of the area are chiefly mafic and silicic volcanics of island arc affinity and shale that are Permian to Triassic in age. Volcanic rocks of Tertiary...

Resource Type:

Masters Thesis
Geology of the Ventura and Soledad Basins in the vicinity of Castaic, Los Angeles County, California

Creator:

Stitt, Leonard Timothy

Abstract:

Surface and subsurface mapping are combined to determine the geologic history along the San Gabriel fault near the town of Castaic. Palomas Gneiss, Whitaker Granodiorite, and Pelona Schist are basement terranes encountered in the subsurface. West of the San Gabriel fault, basement is unconformably overlain by marine middle to late...

Resource Type:

Masters Thesis
Stratigraphy and petrology of the late cretaceous rocks near Hilt and Hornbrook, Siskiyou County, California, and Jackson County, Oregon

Creator:

Elliott, Monty Arthur

Resource Type:

Dissertation