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Page 6197, results 154901 - 154925

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Not all publications have extents, not all extents are completely accurate
Geology of southeastern Ventura Basin, Los Angeles County, California
Edward L. Winterer
1956, Open-File Report 56-134
The Ventura Basin (see index map, fig. 1) has long been one of the important oil-producing districts of California. The eastern part of the Basin includes some of the oldest oil fields in the state and also several of those most recently discovered. Since 1937 several new fields have been...
Geology and petrology of the Lava Mountains, San Bernardino County, California
George I. Smith
1956, Open-File Report 56-109
The Lava Mountains are a range of low mountains along the northern edge of the Mojave Desert, California. The pre-Tertiary rocks consist of a few swell pendants of metamorphic rocks in Atolia quartz monzonite. Overlying these are small patches of volcanic and sedimentary rocks, probably Tertiary, which project into the...
Annotated list of plants of Arctic Slope of Alaska
Lloyd Anthony Spetzman
1956, Open-File Report 56-110
The accompanying 5-page list of 439 higher plants was compiled as part of a manuscript to be included in a series of professional papers on Naval Petroleum Reserve No. 4 and adjoining areas.This check list describing the distribution, abundance, flowering period, plant growth on various rook types, and other habitat...
Gravity survey of Ogden Valley, Weber County, Utah
Samuel Woods Stewart
1956, Open-File Report 56-112
Ogden Valley is a northwest trending valley within the Wasatch Mountains of north-central Utah. On the basis of geological evidence Ogden Valley is believed to be structurally controlled by normal faults along both the east and west margins. Gravity measurements in the valley definitely indicate a fault with at least...
Geology and ore deposits of the Monument Valley area, Apache and Navajo Counties, Arizona
Irving Jerome Witkind
1956, Open-File Report 57-124
In 1951 the U.S. Geological Survey undertook a program of uranium investigations in Apache and Navajo Counties, northeastern Arizona. The work had three major objectives. The first was to accumulate data basic to an understanding of the regional geology. The second was to appraise the Triassic strata as host rocks...
Bentonite deposits in marine Cretaceous formations, Hardin district, Montana and Wyoming
Maxwell M. Knechtel, Sam H. Patterson
1956, Bulletin 1023
The bentonite deposits described in this report, which are roughly and tentatively estimated to include a minable reserve of 110 million short tons of montmorillonitic clay, are shown on a geologic map covering approximately 1,280 square miles, mostly in the Crow Indian Reservation, Big Horn County, Mont., but extending a...
Geology of Devils Tower National Monument, Wyoming
Charles Sherwood Robinson
1956, Bulletin 1021-I
Devils Tower is a steep-sided mass of igneous rock that rises above the surrounding hills and the valley of the Belle Fourche River in Crook County, Wyo. It is composed of a crystalline rock, classified as phonolite porphyry, that when fresh is gray but which weathers to green or brown....