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Geochemical Survey of Missouri: Plans and progress for fourth six-month period (January-June 1971)
Water Resources Division, U.S. Geological Survey
1971, Open-File Report 72-401
This is the fourth six-month progress report on a reconnaissance geochemical survey of the State of Missouri. The survey was initiated in July, 1969, to provide epidemiologists of the Environmental Health Center of the University of Missouri with data on the variability in the geochemical environment throughout the State. It...
Preliminary results of induced polarization-resistivity surveys in the Northgate district, Colorado
Gordon Robert Francis Johnson
1971, Open-File Report 71-159
Induced polarization (I.P.) and resistivity surveys were made at selected locations in the Northgate district, Jackson County, Colorado. The objectives of the study were (1) to determine the feasibility of detecting and delineating pyrite-altered zones adjacent to fluorsparmineralized veins, and (2) to locate buried or obscured extensions of these fluorspar...
Geochemical Survey of Missouri: Plans and progress for fifth six-month period (July-December 1971)
Water Resources Division, U.S. Geological Survey
1971, Open-File Report 72-402
This is the fifth of a series of progress reports to the Environmental Health Surveillance Center of the University of Missouri; each report covers a six-month period in our reconnaissance geochemical survey of the State of Missouri that is designed to provide epidemiologists of the Environmental Health Center with data...
The drainage and glacial history of the Still River Valley, southwestern Connecticut
Woodrow B. Thompson
1971, Open-File Report 71-283
The Still River is located in southwestern Connecticut. From its origin on the New York border, it passes through Danbury and flows northward to its junction with the Housatonic River in New Milford. Interpretation of the Still River's history is based on its surficial geology and bedrock topography. High bedrock...
Geology of the Stroudsburg quadrangle and Adjacent areas, Pennsylvania--New Jersey
Jack Burton Epstein
1971, Open-File Report 71-95
The Stroudsburg area is within the Valley and Ridge and Great Valley physiographic provinces, Northampton and Monroe Counties, Pennsylvania, and Warren County, New Jersey. The northeast-trending subparallel valleys and ridges resulted from erosion of folded heterogeneous sedimentary rocks. These are Middle Ordovician to Middle Devonian in age and are more...