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Specimen: Folded and sheared quartz vein. Alaska. 1907. Plate 9-A in U.S. Geological Survey Bulletin 433. 1910.
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Album caption: Mature loess-Kansan erosion topography. North fork of Skunk River, one mile northeast of Rhodes. Kansan drift area. Rhodes Township, Sec. 3 and 10, T. 82 N., R. 20 W. Marshall County, Iowa. July 1, 1914.
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Little Union quartz latite, showing inclusions: length of specimen 4.5 inches. Lake County, Colorado. 1935. Figure 38, in U.S.Geological Survey Professional Paper 235. 1953.
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Specimen storage and examination room. Chemical Laboratory. Washington DC. 1917.
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Polished faces of two specimens showing continuity of bedding laminae from diatomaceous to dense cherty rock; dark crack in lower specimen is due to accidental break. Santa Barbara County, California. 1931. Plate 16-C, in U.S.Geological Survey Professional Paper 212. 1943.
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Tree trunk at base of Black Rock beds near north end of T. 20 N., R. 100 W.; same as image 478. Size of tree determined by comparison with Smith's hat; center of picture suggests strongly dune action. Numerous less perfect specimens seen in this vicinity. Almond quadrangle, Wyoming. No date.


    map background search result map search result map Mature loess-Kansan erosion topography. Marshall County, Iowa. 1914. Little Union quartz latite, showing inclusions: length of specimen 4.5 inches. Lake County, Colorado. 1935. Polished faces of two specimens showing continuity of bedding laminae from diatomaceous to dense cherty rock. Santa Barbara County, California. 1931. Specimen of refolded isoclinal folds in schist. Riverside Mountains, Riverside County, California.1967. Specimen storage and examination room. Washington, D.C. 1917. Tree trunk at base of Black Rock. Wyoming. No date. Specimen: Folded and sheared quartz vein. Alaska. 1907. Specimen storage and examination room. Washington, D.C. 1917. Mature loess-Kansan erosion topography. Marshall County, Iowa. 1914. Polished faces of two specimens showing continuity of bedding laminae from diatomaceous to dense cherty rock. Santa Barbara County, California. 1931. Specimen of refolded isoclinal folds in schist. Riverside Mountains, Riverside County, California.1967. Tree trunk at base of Black Rock. Wyoming. No date. Little Union quartz latite, showing inclusions: length of specimen 4.5 inches. Lake County, Colorado. 1935. Specimen: Folded and sheared quartz vein. Alaska. 1907.