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" The erosion forms and coloration of the John Day strata are quite characteristic when compared with those of other formations in the basin. In general the beds are colored various shades of red, green, blue, or yellow. In some cases they are white or... "
John Day Project: Irrigation and Drainage - Page 85
by John T. Whistler, John Howard Lewis - 1916 - 185 pages
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University of California Publications. Bulletin of the Department ..., Volume 2

University of California (1868-1952) - 1902 - 528 pages
...some localities, and small nodules are usually scattered through a large part of the Middle John Day. The erosion forms and coloration of the John Day strata...blue, or yellow. In some cases they are white or gray. As will be shown later, the coloration is an important character in distinguishing the subdivisions...
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Bulletin of the Department of Geology of the University of California

University of California, Berkeley. Dept. of Geology - 1902 - 558 pages
...some localities, and small nodules are usually scattered through a large part of the Middle John Day. The erosion forms and coloration of the John Day strata...blue, or yellow. In some cases they are white or gray. As will be shown later, the coloration is an important character in distinguishing the subdivisions...
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Fossil Flora of the John Day Basin, Oregon

Frank Hall Knowlton - 1902 - 264 pages
...tufaceous materials, with occasionally, toward the top, some 100 or 200 feet of a harder, blocky tuff. The erosion forms and coloration of the John Day strata...blue, or yellow. In some cases they are white or gray. As will be shown later, the coloration is an important character in distinguishing the subdivisions...
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The Geology of Point Sal

Harold Wellman Fairbanks - 1902 - 524 pages
...some localities, and small nodules are usually scattered through a large part of the Middle John Day. The erosion forms and coloration of the John Day strata...blue, or yellow. In some cases they are white or gray. As will be shown later, the coloration is an important character in distinguishing the subdivisions...
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Bulletin, Issues 202-207

1902 - 744 pages
...tufaceous materials, with occasionally, toward the top, some 100 or 200 feet of a harder, blocky tuff. The erosion forms and coloration of the John Day strata...those of other formations in the basin. In general the l>eds are colored various shades of red, green, blue, or yellow. In some cases they are white or gray....
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Congressional Serial Set, Issue 4504

1902 - 982 pages
...tufaeeous materials, with occasionally, toward the top, some 100 or 200 feet of a harder, blocky tuff. The erosion forms and coloration of the John Day strata...characteristic when compared with those of other formations in tlio basin. In general the beds are colored various shades of red, green, blue, or yellow. In some...
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