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Page 6215, results 155351 - 155375

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Fossils from bore holes on the Eastern Shore Peninsula, Virginia
Ruth Todd, Julia A. Gardner, I. G. Sohn
1955, Open-File Report 55-181
This report lists Foraminifera, Mollusca, and Ostracoda in five bore holes that penetrated a maximum of 445 feet of section in sediments of Pleistocene and Miocene age, and discusses the paleoecologic and stratigraphic significance of the fossils. It includes the contents of references 6, 16, and 18 of Virginia Division...
Preliminary geologic evaluation of the Chena area, Alaska
John R. Williams
1955, Open-File Report 55-198
It seems fitting at this session of the Alaska Science Conference, the first to be held in the Fairbanks area, to give a preliminary summary of the practical results of a geologic investigation of the Chena area east of Fairbanks. The work was done by the Geological Survey in 1950....
Pegmatites of the Middletown area, Connecticut
Frederick Stugard Jr.
1955, Open-File Report 55-177
The pegmatites of the Middletown area in Connecticut have been mined almost continuously for feldspar and muscovite mica since about 1865, Pegmatites in this and other areas have recently become the subject of renewed interest because pegmatites are the potential source of beryl, the ore mineral of beryllium. During 1948...
Pyrite deposits at Horseshoe Bay, Latouche Island, Alaska
Francis Adrien Stejer
1955, Open-File Report 55-175
Horseshoe Bay (see fig. 1) is in the southwest part of Prince William Sound at latitude 60°01'N and longitude 147°57'W. It is on the west side of Latouche Island about two miles southwest of the old mining camp of Latouche. Pyrite deposits crop out about one-half mile from the head...
Uranium deposits of the northern part of the Boulder Batholith, Montana
George E. Becraft
1955, Trace Elements Memorandum 944
Uranium minerals and radioactivity anomalies occur in many silver-lead veins and chalcedony veins and vein zones in the Boulder batholith of southwestern Montanao Pitchblende has been identified in a few silver-lead veins. These veins occupy shear zones along which there is no evidence of large-scale lateral displacement. The wall rock...