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Page 5543, results 138551 - 138575

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Structure of the continental shelf west of San Francisco, California
Alan K. Cooper
1973, Open-File Report 73-48
The continental shelf west of San Francisco, California is divided into two structural provinces along the offshore extension of the Seal Cove fault, the Farallon and Golden Gate platforms. The Farallon platform lies west of the Seal Cove fault and is characterized by a thick sequence of Tertiary sediments with...
Shale, mudstone, and claystone as potential host rocks for underground emplacement of waste
E.A. Merewether, J.A. Sharps, J. R. Gill, M. E. Cooley
1973, Open-File Report 73-184
In this report, the suitability of the argillaceous formations in the conterminous United States as host rocks for underground waste emplacement is reviewed in terms of available geologic information. The strata are considered mainly according to their dimensions, Depth, composition, permeability, structural and seismic history, and to the extent of...
Geology and mineral deposits of an area in the Departments of Antioquia and Caldas (Subzone IIB), Colombia
Tomas Feininger, Dario Barrero L., Nestor Castro, R.B. Hall
1973, Open-File Report 73-69
The Inventario Minero National (IMN), a four-year cooperative geologic mapping and mineral resources appraisal project, was accomplished under an agreement between the Republic of Colombia and the U. S. Agency for International Development from 1964 through 1969. Subzone IIB, consisting essentially of the east half of Zone comprises nearly 20,000...
Geology and evaluation of tungsten anomalies, Buhairan-Abu Khurg area, southeastern part of the Uyaijah ring structure, Kingdom of Saudi Arabia
F. C. W. Dodge
1973, Open-File Report 73-60
Previous geochemical exploration has indicated areas in the Precambrian Al Uyaijah ring structure for further investigation. This report encompasses the results of geologic and geochemical investigations made in a 40 square kilometer area located on the southeast perimeter of the ring structure, an area where previous geochemical exploration revealed anomalous...