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Chemical analysis of 45 Maryland coal samples
Charles L. Oman, Linda J. Bragg, H.M. Nock, L.J. Schwarz, J.L. Harris, N. H. Rega, S.S. Crowley
1981, Open-File Report 81-1099
This report is part of a continuing program by the U.S. Geological Survey, State Geological Surveys, and the Coal Analysis Section of theU.S. Department of Energy to provide chemical data on the composition of important coal beds of the United States of America. Such data are useful in determining the...
Mid-range sidescan-sonar images covering parts of proposed tracts for OCS lease sale 56 and contiguous areas, Manteo, Cape Fear, and adjacent quadrangles off North Carolina
Peter Popenoe, K. V. Cashman, Dale Chayes, William B. F. Ryan
1981, Open-File Report 81-554
The U.S. Geological Survey (USGS), in cooperation with the U.S. Bureau of Land Management (BLM) and the Lamont-Doherty Geological Observatory (LDGO), collected 335 km of mid-range sidescan-sonar data in some of the tracts proposed for inclusion in Federal OCS (Outer Continental Shelf) Oil and Gas Lease Sale 56 and in...
Gold placer and Quaternary stratigraphy of the Jabal Mokhyat area, southern Najd Province, Kingdom of Saudi Arabia
D. L. Schmidt, W.P. Puffett, W. L. Campbell, Z. H. Al-Koulak
1981, Open-File Report 82-414
An ancient gold placer at Jabal Mokhyat (lat 20?12.2'N., long 43?28'E.), about 90 km east of Qalat Bishah in the southern Najd Province, Kingdom of Saudi Arabia, was studied in 1973. Seven hundred and twenty-eight samples in 25 measured sections were collected along trenches and pits 2.5 m in depth...
Gulf of Alaska and Lower Cook Inlet summary report 2, June 1981: A revision of Outer Continental Shelf oil and gas activities in the Gulf of Alaska (including Lower Cook Inlet) and their onshore impacts: A summary report, September 1980
Karen M. Collins, Anne Stadnychenko
1981, Open-File Report 81-607
The search for oil and gas on the Outer Continental Shelf (OCS) in the Gulf of Alaska subregion of the Alaska leasing Region began in 1967, when geophysical surveys of the area were initiated. Three lease sales have been held in the subregion. Lease Sale 39, for the northern Gulf...
Chemical quality of ground water in San Joaquin and part of Contra Costa Counties, California
Stephen K. Sorenson
1981, Water-Resources Investigations Report 81-26
Chemical water-quality conditions were investigated in San Joaquin and part of Contra Costa Counties by canvassing available wells and sampling water from 324 representative wells. Chemical water types varied, with 73 percent of the wells sampled containing either calcium-magnesium bicarbonate, or calcium-sodium bicarbonate type water. Substantial areas contain ground water...