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EXPLORATION: U.S. Geological and Geographical Survey of the Territories (Hayden Survey) Sheet number 38. Above Georgetown. Fig. 1. Tilted rock outcrops. Colorado 1873.
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Clear Creek Canyon. The route of the Colorado Central Narrow Gauge Railroad to Blackhawk and Georgetown. One of the most grandest and most picturesque canyons of the many which cut the foothill range at right angles. Jefferson County, Colorado. 1872.
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EXPLORATION: United States Geological and Geographical Survey of the Territories (Hayden). View on Monument Creek. Colorado Territory, 1869.
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EXPLORATION: U.S. Geological and Geographical Survey of the Territories (Hayden Survey) Sheet number 129. Watercolor view of mountains. Wyoming, 1878.
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EXPLORATION: U.S. Geological and Geographical Survey of the Territories (Hayden Survey) Sheet number 43. Southern Lake. Forms panorama to the left with sheet number 42 (SKETCH 830e.12) and to the right with sheet number 44 (SKETCH 830e.12b). Wyoming, 1878.
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EXPLORATION: U.S. Geological and Geographical Survey of the Territories (Hayden Survey) Sheet number 11. "Fig. 6. Elevation of the Fox Pierre in Fox Hills beds on Birch Creek, looking West." Colorado, n.d.
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Death Valley National Park, California. Terraces, eroded on the playa beds of the Furnace Creek Formation and mantled by fan gravels, have been uplifted 75 feet by movement on the fault (buried under the gravel) along the front of the Black Mountains, just south of the mouth of Furnace Creek Wash. View is southeast. Circa 1960. 47, U.S. Geological Survey Professional Paper 494-A. Sketch of photo.
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Panorama with image 852. Three miles east of Manning, C.M. & St. P. Railway cut (north side), showing: relations of the loess (1) to the core of the spur of the ridge composed of (2) calcareous till (Kansan?). Warren Township, NW1/4, Sec. 14. Carroll County, Iowa. June 10, 1915.
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Panorama with images 844 and 845. C.M. & St. P. Railway cut (north side) 1 1/2 miles west of Manning, showing: 1. Buff loess - 10-15 feet; 2. Buff calcareous till (Kansan?) - 10 feet; 3. Gray pebbly clay, may be lower part of No. 2 - 3 feet; 4. Gray pebble-less laminated clay with black carbonaceous soil band - 0-1 feet; 5. Dense gray, non- calcareous gumbo, containing small pebbles - 12-15 feet; 6. Rusty yellow till (pre-Kansan?) - 15 feet. Warren Township, NW1/4, Sec. 18. Carroll County, Iowa. June 8, 1915.
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Thin quartz feldspar seams with notable ptygmatic folding in light facies of Cardigan gneiss. The seams were outlined in pencil before photographing to bring out their structure. In nature they do not possess dark selvages. Coin is 2 centimeters in diameter; north of Cardigan. Pima County, Arizona. 1932. Plate 4-F, in U.S.Geological Survey Professional paper 209. 1946.
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Cut edge of wooded bench at foot of bluff near Iowa Lake and C.& NW. Railway, north of Council Bluffs, Garner Township, Sec. 13. Shows leg bone of bison in shell-bearing gray clay, in hole dug for its removal, 6 feet below top of edge of bench. Bone-bearing and shell bearing clay, cut edge of bench shown in image 957. Iowa-Omaha quadrangle. Pottawattamie County, Iowa. September 8, 1919.
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Panorama with images 838 and 839. C.M. & St. P. Railway cut five miles east of Delmar Junction, south side of cut. 1. Buff loess, leached 10+/- feet - 5-15 feet; 2. Red-brown to rusty buff Kansan till leached 6-7 feet - 15-18 feet; 3. Dense, dark, gray, calcareous Kansan till, rusty along joints - 6+/- feet; 4. Aftonian gravel and sand, cross- bedded, partly clean gray, partly orange to brown, cemented with lime at top - 3-10 feet; 5. Dense, slate-colored, jointed, calcareous, pre- Kansan till, upper one-foot lighter gray, much included wood - 8-12 feet; 6. Slate-colored, fine laminated calcareous silt, much disturbed at top by overriding of glacier, much wood included - 10 +/- feet. (Note: The two horizontal benches...
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Panorama with images 838 and 840. C.M. & St. P. Railway cut five miles east of Delmar Junction, south side of cut. 1. Buff loess, leached 10+/- feet - 5-15 feet; 2. Red-brown to rusty buff Kansan till leached 6-7 feet - 15-18 feet; 3. Dense, dark, gray, calcareous Kansan till, rusty along joints - 6+/- feet; 4. Aftonian gravel and sand, cross- bedded, partly clean gray, partly orange to brown, cemented with lime at top - 3-10 feet; 5. Dense, slate-colored, jointed, calcareous, pre- Kansan till, upper one-foot lighter gray, much included wood - 8-12 feet; 6. Slate-colored, fine laminated calcareous silt, much disturbed at top by overriding of glacier, much wood included - 10 +/- feet. (Note: The two horizontal benches...
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Dikes in schist on southwest slope of Escabrosa ridge. Cochise County, Arizona. November 25, 1902. Plate 18-A in U.S. Geological Survey. Professional paper 21. 1904.
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Bisbee from the southeast, looking up Mule Gulch, the town lies in the canyon under the fumes of the smelter. The dark knob in the middle of the picture is Sacramento Hill, to the left of it may be seen the Spray and Irish Mag shafts. Cochise County, Arizona. December 1, 1902. Plate 23-B in U.S. Geological Survey. Professional paper 21. 1904.
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Panorama with image 855. One and one-half miles east of Manning. North side of C.M. & St. P. Railway cut east of viaduct. 1. Loess - 8- 15 feet; 2. Yellow calcareous till (Kansan) - 0-15 feet; 3. In center of view is stratified sand; 4. Dense gray, non-calcareous gumbo - 0-15 feet. Upper surface of No.4 is very uneven as though eroded or pushed up by overriding of the later ice. Warren Township, W1/2, Sec. 15. Carroll County, Iowa. June 10, 1915.
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Parting quartzite member of Chaffee formation, showing typical honeycombing on weathering; note suggestions of irregular bedding; length of specimen, 4 inches. Lake County, Colorado. 1929. Figure 17, in U.S. Geological Survey Professional Paper 235. 1953.
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Crystalline mineral: specimen of tetrahedral crystals of chalcopyrite, Cactus Mine, dark areas tourmaline, light areas quartz monzonite. Utah. 1908. Plate 11-C, natural size, in U.S. Geological Survey Professional Paper 80. 1913.
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Alfred F. Hoyte, physicist, operating a single channel analyzer to count the alpha-particle disintegrations in a specimen for radiometric-age determination. Nuecleonics Laboratory, Geologic Division, U.S. Geological Survey, Washington, D.C. 1958. Lower left photograph page 36, Images of the U.S. Geological Survey, 1879-1979.
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Specimen: Stalactite-like garnet growths from vugs in replaced schist, showing adularia and pencil-shaped growth. Jumbo Basin, Prince of Wales Island, Alaska. 1944. Figure 37, in U.S.Geological Survey Professional Paper 251. 1953.
map background search result map search result map Parting quartzite member of Chaffee formation, showing typical honeycombing on weathering; note suggestions of irregular bedding; length of specimen, 4 inches. Lake County, Colorado. 1929. Crystalline mineral: specimen of tetrahedral crystals of chalcopyrite, Cactus Mine, dark areas tourmaline, light areas quartz monzonite. Utah. 1908. Terraces, eroded on the playa beds of the Furnace Creek Formation and mantled by fan gravels, have been uplifted 75 feet by movement on the fault (buried under the gravel) along the front of the Black Mountains. Death Valley National Park, California. Circa 1960. The route of the Colorado Central Narrow Gauge Railroad to Blackhawk and Georgetown. Jefferson County, Colorado, 1872. Specimen: Stalactite-like garnet growths from vugs in replaced schist, showing adularia and pencil-shaped growth. Jumbo Basin, Prince of Wales Island, Alaska. 1944. Alfred F. Hoyte, physicist, operating a single channel analyzer to count the alpha-particle disintegrations in a specimen for radiometric-age determination. Washington, D.C. 1958. Alfred F. Hoyte, physicist, operating a single channel analyzer to count the alpha-particle disintegrations in a specimen for radiometric-age determination. Washington, D.C. 1958. The route of the Colorado Central Narrow Gauge Railroad to Blackhawk and Georgetown. Jefferson County, Colorado, 1872. Terraces, eroded on the playa beds of the Furnace Creek Formation and mantled by fan gravels, have been uplifted 75 feet by movement on the fault (buried under the gravel) along the front of the Black Mountains. Death Valley National Park, California. Circa 1960. Specimen: Stalactite-like garnet growths from vugs in replaced schist, showing adularia and pencil-shaped growth. Jumbo Basin, Prince of Wales Island, Alaska. 1944. Crystalline mineral: specimen of tetrahedral crystals of chalcopyrite, Cactus Mine, dark areas tourmaline, light areas quartz monzonite. Utah. 1908. Parting quartzite member of Chaffee formation, showing typical honeycombing on weathering; note suggestions of irregular bedding; length of specimen, 4 inches. Lake County, Colorado. 1929.