Dipping Miocene strata
Dipping non-folded beds of Miocene siltstone of the Monterey Fm, California. Photo accompanies IP2408-5881, which looks like a fold but is just a different view.(IP2408-5883)
Download ImageApparent dip in Miocene strata
Dipping non-folded beds of Miocene siltstone of the Monterey Fm, California. An example of issues with apparent dip. See photo IP2408-5883 to see a different angle.(IP2408-5881)
Download ImageSmall normal faults and tilted bedding
Small normal faults and tilted bedding in Miocene Monterey Formation, Santa Barbara, California. Photo is about 1 meter across the. bottom. (IP2503-7723.
Download ImageReclaimed land, SF Bay, CA
Aerial view of reclaimed land at Redwood Shores, California, prone to liquefaction, on the west side of San Francisco Bay, (240808-67)
Download ImageMississippi River and former channel
Aerial view northward of Mississippi River and former channel along the Arkansas (left) and Mississippi border near Greenville, Mississippi. State line follows the former channel. (220611-48)
Download ImageGlacial cirque, Montana
Hikers and glacial cirque at Upper Grinnell Lake, Glacier National Park, Montana. Bedrock consists of mostly Proterozoic Helena Dolomite of the Belt Supergroup. (090718-91)
Download ImageWestern and High Cascade Volcanoes, Oregon
Aerial view of Spencer Butte and the Three Sisters of the High Cascade Volcanoes, Oregon (230129-52)
Download ImageWestern and High Cascade Volcanoes, Oregon
Aerial view eastward over ridges of the western Cascades to the High Cascade Volcanoes, Oregon (230129-46)
Download ImageHigh Cascades Volcanoes, Oregon
Aerial view northward along the Cascades Arc. Three Sisters in the foreground, Mts Jefferson, Hood, Adams, and St. Helens in the background (230129-38)
Download ImageHigh Cascades Volcanoes, Oregon
Aerial view northward along the Cascades Arc. Three Sisters, Mt. Bachelor, and Broken Top in the foreground, Mts Jefferson, Hood, Adams, and St. Helens in the background (230129-32)
Download ImageCastle Crags and Mt. Shasta, Calfornia
Aerial view north-northeastward over Castle Crags to Mt. Shasta California. Castle Crags are Cretaceous granitic rock; Mt. Shasta is a Holocene stratovolcano of the Cascade Range (230910-199)
Download ImageHayward fault, California
Aerial view southward along the east side of San Francisco Bay, including the cities of San Lorenzo and Hayward. The Hayward fault runs along the base of the hills.
Download ImageAlameda Creek and SF Bay, Cal
Aerial view northward of Alameda Creek emptying into San Francisco Bay, flanked by salt evaporation ponds, California. (230910-180)
Download ImagePt. Reyes and San Andreas fault, CA
Aerial view west of the Pt. Reyes Peninsula and trace of the San Andreas Fault, Point Reyes National Seashore, California. (230910-163)
Download ImageTomales Bay, California
Aerial view west of the entrance to Tomales Bay and the peninsula of Tomales Point, Pt. Reyes National Seashore, California. Tomales Bay marks the trace of the San Andreas Fault. (230910-160)
Download ImageClear Lake, CA
Aerial view northwest up Clear Lake, California. The town of Clear Lake Oaks is in the lower right and Lakeport is in the upper left. Mt. Konocti, a 350,000 year old volcano –a dacitic lava dome complex–forms the mountain next to the lake just left of center. (230910-157)
Download ImageMt. Shasta, California
Aerial view of Mt. Shasta stratovolcano, California, nearly devoid of snow
Download ImageBasalt flows and Crack in the Ground, Oregon
Aerial view of 14,000 year old Four Craters Lava Field and Crack in the Ground, a normal fault, near Christmas Valley, Oregon (230910-141)
Download Imagejohn Day River and Spray, OR
Aerial view of incised meanders of the John Day River and Spray, Oregon looking northwestward. The river cuts through Grande Ronde Basalt of the Columbia River Basalt Group and into underlying John Day Formation. (230910-132)
Download ImageJohn Day River and Spray, OR (vertical)
Aerial view of incised meanders of the John Day River and Spray, Oregon looking northwestward. The river cuts through Grande Ronde Basalt of the Columbia River Basalt Group and into underlying John Day Formation. (230910-131)
Download ImageDendritic stream pattern, Oregon
Aerial view northwestward down dendritic drainage pattern on the north side of the Blue Mountains, Oregon (230910-127)
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