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  • All fields: breccia
(10 results)



Display: 50

    • History of Denver

    • Comprehenisve study of the history of the Denver area before, during, and after the founding of the city.
    • Smiley, Jerome C. (Jerome Constant), 1858-1924.
    • 1901
    • Gunnison from jump off

    • View northwest over early Gunnison, Colorado, from the breccia cliffs of the Palisades, shows formations of volcanic pumice and ash with boulders and cobbles of harder volcanic rock enclosed. The town and Tenderfoot Mountain are in the distance.
    • Mellen, George E.
    • [1881]
    • Gunnsion from Black Gorge

    • View southwest over early Gunnison, Colorado, from the breccia cliffs of the Palisades, shows formations of volcanic pumice and ash with boulders and cobbles of harder volcanic rock enclosed with the Gunnison River below and the town and Tenderfoot...
    •  
    • [between 1875 and 1880]
    • Phantom Curve

    • View of narrow gauge Denver and Rio Grande tracks near a breccia rock formation at what is identified as "Phantom Curve" in Conejos County, Colorado. Shows snow on the hillside next to a railroad grade.
    • Jackson, William Henry, 1843-1942.
    • [between 1881 and 1886?]
    • Phantom Curve

    • Photograph of a drawing. Shows a Denver and Rio Grande narrow gauge train near breccia rock formations at what is identified as "Phantom Curve" in Conejos County, Colorado.
    • Jackson, William Henry, 1843-1942.
    • [between 1881 and 1889?]
    • Phantom rocks

    • A man sits beside a rock formation identified as "phantom rock", a breccia rock formation in Conejos County, Colorado near Phantom Curve on the Denver and Rio Grande Railway Company line.
    • Jackson, William Henry, 1843-1942.
    • [between 1881 and 1889?]
    • Ship Rock

    • Navajo men, one on horseback, pose near Ship Rock (Tse Bitai, or "the winged rock" in Navajo) on the Navajo Indian Reservation, New Mexico. Shows a monolithic volcanic neck formation that consists of tuft breccia, thin veins of lava, and Mancos...
    •  
    • [between 1930 and 1945?]

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