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Alaska Glaciers. Terminus of Mendenhall Glacier, which is northwest of Juneau in the Coast Mountains. Trees in the foreground. Juneau district, Southeastern Alaska region, Alaska, ca. 1956.
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Album caption: Contorted gneiss on the north rim of Black Canyon near Colorado State Highway 92. Contortions were caused by flowage under great heat and pressure in the depths of the earth's crust. Complicated structures such as these are confined to the Precambrian rocks. Light-colored bands are mostly feldspar and quartz, dark bands are mostly quartz and biotite. The Black Canyon of the Gunnison area. Colorado. n.d. No index card. Note: Published as figure 9 in U.S. Geological Survey. Bulletin 1191. 1965.
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Head of Anderson Hole, Yampa Canyon. Cliff of Morgan Formation (Pennsylvania) viewed from rim of East Cactus Flat. Dinosaur National Monument. Moffat County, Colorado. September 1983.
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Album caption: Turnagain Heights landslide before clean-up by Corps of Engineers. Arrow marks same house as is marked in photo no. 86. The Alaska earthquake of March 27, 1964. Anchorage district, Cook Inlet region, Alaska. 1964. (Photo by W.R. Hansen). Published as Figure 47 (upper photo) in U.S. Geological Survey. Professional Paper 541. 1966.
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Album caption and index card: At the dinosaur quarry. Paleontologist carefully chips rock matrix from a column of dinosaur vertebrae. These bones will be left in place for the visitor to see them just as they were deposited. Uinta Mountains, Dinosaur National Monument. Uintah County, Utah. n.d. (Photo by the National Park Service) Published as figure 46 in U.S. Geological Survey Bulletin 1291 (1975), The Geologic Story of the Uinta Mountains.
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Small debris slide on eastbound exit ramp of Interstate 70 at Genessee Mountain. Material is loam slope dressing and colluvium. Jefferson County, Colorado. 1973. Figure 5 in U.S. Geological Survey. Circular 689. 1973.
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Portage Lake with glacial ice, highway on the right, with a car approaching. Anchorage district, Cook Inlet region, Alaska. ca. 1956.
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Small slump in Laramie Formation on Boulder County road 2 miles west of Jefferson County Airport. Boulder County, Colorado. 1973.
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Album caption and index card: Talus blocks in the canyon bottom at the foot of Painted Wall. Foot passage through such areas is precarious. River is flowing at a rate of about 250 cubic feet per second. Falls at left are about 10 feet high. During high water, all the large blocks in the foreground are engulfed in a whitewater rapid. The Black Canyon of the Gunnison National Monument. Grizzly Ridge quadrangle, Montrose County, Colorado. August 29, 1962. Note: Published as figure 4 in U.S. Geological Survey. Bulletin 1191. 1965.
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Album caption and index card: Isolated pinnacles of quartzitic gneiss, bounded by vertical joints (in the shade) and foliation planes. Sapping by frost is chief cause of deep clefts along joint planes. Pinnacles are about 1,600 feet high on northeast rim opposite Pulpit Rock. The Black Canyon of the Gunnison National Monument. Grizzly Ridge quadrangle, Montrose County, Colorado. 1962. Note: Publlished as figure 20 in U.S. Geological Survey. Bulletin 1191. 1965.
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Split Mountain anticline, view toward northeast. Dinosaur National Monument. Uintah County, Utah. September 1983.
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Bishop Conglomerate (Oligocene, light pink) unconformably overlying Moenkopi Formation (Triassic, orange and white) near east end of Diamond Mountain. Exposed thickness of Bishop here is 400-500 feet. Sec. 31, T. 2 S., R. 25 E., Uintah County, Utah. June 1984.
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Hansen, W. R. 397-397a Panorama of glacial seracs terminus of Mendenhall Glacier. Juneau district, Southeastern Alaska region, Alaska, ca, 1956.
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Distant view of terminus of Mendenhall Glacier, trees in foreground obscure parts of the glacier. Juneau district. Southeastern Alaska region, Alaska, ca. 1956.
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Yampa Canyon and dissected country east of Harpers Corner trail, cut into Weber Sandstone. Dinosaur National Monument. Moffat County, Colorado. September 1983.
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Album caption: Damage to yards of The Alaska Railroad, looking northwest, caused by earthflow at toe of Government Hill slide. Note undamaged water tank in background. Anchorage, Anchorage district, Cook Inlet region, Alaska. 1964. (Photo by W.R. Hansen). Published as Figure 6 in U.S. Geological Survey. Professional Paper 542-A. 1965.
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Album caption: Turnagain Heights landslide before clean-up by Corps of Engineers. Arrow marks same house as is marked in photo no. 85. The Alaska earthquake of March 27, 1964. Anchorage district, Cook Inlet region, Alaska. 1964. (Photo by W.R. Hansen). Published as Figure 47 (lower photo) in U.S. Geological Survey. Professional Paper 541. 1966.
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Fossils. Prepared Priscacara fossil, a late early Eocene sunfish. The specimen is about 80 percent natural size. Collected from the Green River Formation 9 miles west of Kemmerer. Specimen prepared by W.R. Hansen. Lincoln County, Wyoming. July 1984.
map background search result map search result map Rainbow Bridge National Monument, Utah. Underside of Rainbow Bridge. 1959. Bishop Conglomerate (Oligocene, light pink) unconformably overlying Moenkopi Formation (Triassic, orange and white) near east end of Diamond Mountain. Uintah County, Utah. 1984. Rainbow Bridge National Monument, Utah. Alcove in tributary of Bridge Creek. Springs in bedding plane. 1959. Talus blocks in canyon bottom at the foot of Painted Wall. Black Canyon Of The Gunnison National Park, Colorado. 1962. Contorted gneiss, north rim of Black Canyon near Colorado State Highway 92. Black Canyon of the Gunnison National Park, Colorado. n.d. Isolated pinnacles of quartzitic gneiss. Black Canyon of the Gunnison National Park, Colorado. 1962. Paleontologist at dinosaur quarry. Uinta Mountains, Uinta County, Utah. n.d. Split Mountain anticline, view toward northeast. Dinosaur National Monument. Uintah County, Utah. 1983. Head of Anderson Hole, Yampa Canyon. Moffat County, Colorado. 1983. Yampa Canyon and dissected country east of Harpers Corner trail, cut into Weber Sandstone. Moffat County, Colorado. 1983. Damage to The Alaska Railroad yards due to March 27 earthquake. Anchorage district, Cook Inlet region, Alaska. 1964. Turnagain Heights landslide before clean-up by Corps of Engineers. The Alaska earthquake of March 27. Anchorage district, Cook Inlet region, Alaska. 1964. Turnagain Heights landslide before clean-up by Corps of Engineers. The Alaska earthquake of March 27. Anchorage district, Cook Inlet region, Alaska. 1964. Rainbow Bridge National Monument, Utah. Underside of Rainbow Bridge. 1959. Rainbow Bridge National Monument, Utah. Alcove in tributary of Bridge Creek. Springs in bedding plane. 1959. Talus blocks in canyon bottom at the foot of Painted Wall. Black Canyon Of The Gunnison National Park, Colorado. 1962. Contorted gneiss, north rim of Black Canyon near Colorado State Highway 92. Black Canyon of the Gunnison National Park, Colorado. n.d. Isolated pinnacles of quartzitic gneiss. Black Canyon of the Gunnison National Park, Colorado. 1962. Split Mountain anticline, view toward northeast. Dinosaur National Monument. Uintah County, Utah. 1983. Head of Anderson Hole, Yampa Canyon. Moffat County, Colorado. 1983. Yampa Canyon and dissected country east of Harpers Corner trail, cut into Weber Sandstone. Moffat County, Colorado. 1983. Damage to The Alaska Railroad yards due to March 27 earthquake. Anchorage district, Cook Inlet region, Alaska. 1964. Turnagain Heights landslide before clean-up by Corps of Engineers. The Alaska earthquake of March 27. Anchorage district, Cook Inlet region, Alaska. 1964. Turnagain Heights landslide before clean-up by Corps of Engineers. The Alaska earthquake of March 27. Anchorage district, Cook Inlet region, Alaska. 1964. Bishop Conglomerate (Oligocene, light pink) unconformably overlying Moenkopi Formation (Triassic, orange and white) near east end of Diamond Mountain. Uintah County, Utah. 1984. Paleontologist at dinosaur quarry. Uinta Mountains, Uinta County, Utah. n.d.