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Publications

Browse more than 160,000 publications authored by our scientists over the past 100+ year history of the USGS.  Publications available are: USGS-authored journal articles, series reports, book chapters, other government publications, and more.

Filter Total Items: 171827

Memorandum on geologic reconnaissance of six sites for water wells, western part of Navajo Counties, Arizona

No abstract available.
Authors
H.A. Whitcomb, C. A. Repenning

Memorandum on location of proposed well 15 miles north of Crown Point, McKinley County, New Mexico

No abstract available.
Authors
H.A. Whitcomb, C. A. Repenning

Memorandum on possibility of developing ground water for irrigation along Toc Chinlin Wash near Emmanuel Mission, Navajo Indian Reservation, Apache County, Arizona

On November 21, 1949, the writers accompanied Mr. Chester Wilson of the Navajo Service Water Supply Office to Emmanuel Mission, Arizona, to investigate the adequacy of ground-water supplies adequate for irrigation along Toc Chinlin Wash. The investigation was made as part of the ground-water studies of the Geological Survey on the Navajo Indiana Reservation.
Authors
H.A. Whitcomb, C. A. Repenning

Memorandum on pumping test at Ambridge, Pennsylvania

By arrangment with Mr. J. Z. Columbia, Superintendent of the Ambridge Water Works, the United States Geological Survey conducted a "pumping test" in the Ambridge well field on November 10, 1949. As used in this report, "pumping test" means pumping a well at a fixed rate to determine the hydrologic properties of the water-bearing formation. By measuring the decline and recovery of water level in th
Authors
D. W. Van Tuyl

Metamorphism and the origin of the granitic rocks in the Northgate district, Colorado

No abstract available.
Authors
Thomas August Steven

Mica and beryl pegmatites in Idaho and Montana

No abstract available.
Authors
W.C. Stoll

Mica deposits in Minas Gerais, Brazil

No abstract available.
Authors
William Thomas Pecora, M. R. Klepper, D. M. Larrabee, A. L. M. Barbosa, Resk Frayha

Mine maps of Boulder tungsten district, Colorado

No abstract available.
Authors
Thomas Seward Lovering, Ogden L. Tweto

Mineral constituents in water and their significance

Pure water does not exist in nature. Because water is a powerful solvent, every drop of rain water carries dissolved or suspended material - dust, pollen, and smoke, as well as the atmospheric gases, oxygen, nitrogen and carbon dioxide. When rain falls, the water running over the rocks and percolating through the soil gathers more and more mineral matter in solution. As the uses to which a water s
Authors
T.B. Dover
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