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Album caption and index card: Scanning electron microscope photograph of Supai Group clay minerals. D, Authigenic chlorite flake; Andrus Canyon, Watahomigi Formation; x 20,900. Scale at bottom. Grand Canyon National Park. Mohave County, Arizona. n.d. Published as Figure 05-D in U.S. Geological Survey Professional Paper 1173. 1982.
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Album caption and index card: Contorted stratification in sandstones of the Supai Group, Grand Canyon. A, Anticlines and synclines in Wescogame Formation from pene-contemporaneous tight folding of sand body. Traces of structure etched on the surface by weathering, Thunder Riever Trail. Hammer for scale. Grand Canyon National Park. Coconino County, Arizona. n.d. Published as Figures N6-A and N2-B in U.S. Geological Survey Professional Paper 1173. 1982.
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Album caption and index card: The Watahomigi and Manakacha Formations in Grand Canyon region, Arizona. B, Watahomigi slope between cliffs of Manakacha, above, and Redwall, below; Havasu Canyon. Grand Canyon National Park. Coconino County, Arizona. n.d. Portion published as Figure C5-B in U.S. Geological Survey Professional Paper 1173. 1982.
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Index card: In Marble Canyon at 27 Mile Rapids. Channel in erosion surface at top of Lower Slope Unit (Watahomigi Formation) in Supai Group, at base of Manakacha cliff unit. Woman at left for scale. Grand Canyon National Park. Coconino County, Arizona. 1967. (Similar to E.D. McKee no. 330). Similar to black and white photograph published as Figure H3-B, U.S. Geological Survey Professional paper 1173.
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Album caption and index card: The Wescogame Formation in Grand Canyon. A, Large-scale tabular-planar cross-strata at top of cliff unit; slope unit above and main cliff of Esplanade Sandstone beyond; Thunder River Trail. Grand Canyon National Park. Coconino County, Arizona. n.d. Published as Figure C7-A in U.S. Geological Survey Professional Paper 1173. 1982.
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Album caption and index card: Cross-stratification in cliff unit of the Manakacha Formation, Grand Canyon region. C, Wedge-planar cross-strata in calcarenous sandstone, Whitmore Wash. Hammer for scale. Grand Canyon National Park. Mohave County, Arizona. n.d. Published as Figure K6-C in U.S. Geological Survey Professional Paper 1173. 1982.


    map background search result map search result map Channels on erosion surfaces within the Manakacha Formation. Grand Canyon National Park, Coconino County, Arizona. 1967. Watahomigi Formation and Manakacha Formation in Havasu Canyon. Grand Canyon National Park, Coconino County, Arizona. No date. Wescogame Formation on Thunder River Trail. Grand Canyon National Park, Coconino County, Arizona. No date. Cross-stratification in cliff unit of the Manakacha Formation. Grand Canyon National Park, Mohave County, Arizona. No date. Contorted stratification in sandstones of the Supai Group on Thunder River Trail. Grand Canyon National Park, Coconino County, Arizona. No date. Scanning electron microscope photograph of Supai Group clay minerals. Grand Canyon National Park, Mohave County, Arizona. No date. Cross-stratification in cliff unit of the Manakacha Formation. Grand Canyon National Park, Mohave County, Arizona. No date. Scanning electron microscope photograph of Supai Group clay minerals. Grand Canyon National Park, Mohave County, Arizona. No date. Channels on erosion surfaces within the Manakacha Formation. Grand Canyon National Park, Coconino County, Arizona. 1967. Watahomigi Formation and Manakacha Formation in Havasu Canyon. Grand Canyon National Park, Coconino County, Arizona. No date. Wescogame Formation on Thunder River Trail. Grand Canyon National Park, Coconino County, Arizona. No date. Contorted stratification in sandstones of the Supai Group on Thunder River Trail. Grand Canyon National Park, Coconino County, Arizona. No date.