Asbestos occurrences in serpentinites of the Hamdah area, Kingdom of Saudi Arabia
Lawrence Frederick Rooney, Ziad H. Al-Koulak
1978, Open-File Report 79-360
A cluster of serpentinite bodies centered at 19°00'N. and 43°45'E., near the village of Hamdah, contain many occurrences of the fibrous asbestos minerals chrysotile and anthophyllite. In the south-central part of the area, near the ancient Hajr gold mine (18°54'45"N. and 43°40'30"E.), the fiber is of fair quality and grade...
Aggregate resources of the Abha-Khamis Mushayt area: A preliminary report, Kingdom of Saudi Arabia
Lawrence Frederick Rooney, Ziad H. Al-Koulak
1978, Open-File Report 78-775
The area within 30 km of Abha and Khamis Mushayt in the Asir province of the Kingdom of Saudi Arabia is experiencing rapid growth and a corresponding strong demand for construction materials, including aggregate. The major source of aggregate at present is wadi gravels, supplemented by shallow pits in bedrock....
A prototype design for microprocessor based digital telemetry transmitter for low frequency data
J. Roger, R. Cutler, M. Varon
1978, Open-File Report 78-674
A prototype microprocessor based digital transmitter with low power requirements has been designed and built for use in dial-up telemetry applications. The processor used is the 8 bit RCA COSMAC. Input data is an analog signal in the range of -5 volts to +5 volts which is digitized to 12-bit...
Management of flood-plain vegetation, 1967 to 1972, San Carlos Indian Reservation, Arizona
D.M. Park, R. C. Culler, R. M. Turner
1978, Open-File Report 78-412
During 1967-71, 15,800 acres of flood-plain vegetation were cleared from a 26-mile reach of the Gila River valley and a 9-mile reach of the San Carlos River valley. Both areas are on the San Carlos Apache Indian Reservation, Arizona. The area cleared in the Gila River valley included the Gila...
Summer drift patterns of surface waters over the south-central Texas continental shelf
G. W. Hill, C.A. Pyle, L. E. Garrison
1978, Miscellaneous Field Studies Map 983
Carbonatites in the Wet Mountains area, Custer and Fremont Counties, Colorado — Chemical and mineralogical data
T.J. Armbrustmacher, I. K. Brownfield
1978, Open-File Report 78-177
No abstract available....
Impact of coastal processes on resource development with an example from Icy Bay, Alaska
Bruce F. Molnia
1978, Open-File Report 79-1693
The coastline of Alaska is dynamic and continually readjusting to changes in the many processes that operate in the coastal zone. Because of this dynamic nature, special consideration must be made in planning for development, and. caution must be exercised in site selection for facilities to be emplaced in the...
Marine geotechnical data for North Pacific sediments
Adrian F. Richards
1978, Open-File Report 78-231
Geotechnical data from the published and unpublished literature are compiled in SI units and tabulated in a standardized format. Eight data sets are presented from a geographic area approximately bounded by 5° and 32° north latitude and 120° and 170° west longitude. The data exist in machine-readable form in the...
Geophysical data from the 1975 cruise of the NOAA ship Surveyor in northern Gulf of Alaska
Bruce Molnia, Paul R. Carlson, Lisa H. Wright
1978, Open-File Report 78-209
In April and Flay 1975, a U.S. Geological Survey marine geology field party under the leadership of Bruce F. Molnia and Paul R. Carlson collected geophysical data from the N.O.A.A. ship Surveyor. The cruise, which consisted of 3 legs, studied the area between Cross Sound and Seward (Figure 1). Maps...
Petrophysical measurements across a uranium roll feature: Rajah-49 Mines, Gateway, Colorado
Jeffrey C. Wynn, Robert A. Brooks
1978, Open-File Report 78-565
Analyses of natural gases from Gulf of Mexico Outer Continental Shelf
Dudley D. Rice, Charles N. Threlkeld
1978, Open-File Report 78-428
This report contains analyses and related source data for natural gas samples from 32 fields in the Gulf of Mexico OCS (Outer Continental Shelf).The interpretation of this data, along with analyses from other fields in Texas, is still in progress....
The Bangui magnetic anomaly, Central African Empire: Final trip report
Robert D. Regan
1978, Open-File Report 78-1006
For the past 5 years the U. S. Geological Survey (USGS) and the National Aeronautics and Space Administration (NASA) have been involved in a joint project concerning the analysis of satellite magnetometer data for geological studies. The principal objectives of this project have been the detection, identification, and interpretation of...
Program ARRAY: an interactive seismic array processing program for use with data sets established by Program EVCON
Paul Reasenberg
1978, Open-File Report 78-201
Monitoring water-quality during pilot-dredging operations in the Willamette and Columbia Rivers, Oregon
Joseph F. Rinella, Stuart W. McKenzie
1978, Open-File Report 78-554
Water quality was monitored in the Willamette and Columbia Rivers during a pilot dredging operation on December 16, 1977. Monitoring included in-situ measurements of pH, temperature, dissolved oxygen, and conductivity in the Willamette and Columbia Rivers; analyses of dissolved ammonia, dissolved manganese, suspended-sediment concentration and particle size, loss on ignition,...
Report on the beach dynamics, geology, and oil spill susceptibility of the Gulf of Alaska coastline in Glacier Bay National Monument -- Sea Otter Creek to Icy Point
Bruce Molnia, Mark C. Wheeler
1978, Open-File Report 78-284
Observations of the Gulf of Alaska coastline in Glacier Bay National Monument were conducted between June 1975 and July 1977 to: (1) characterize the beach environment, and (2) assess the effects of an oil spill (fig. 1). These included overflights in June 1975, June 1976, July 1976, January 1977, May...
Scatter diagrams and correlations of uranium in surface water versus discharge, conductivity, and pH at various locations throughout the United States
Jennie L. Ridgley, Karen J. Wenrich-Verbeek
1978, Open-File Report 78-581
A study of the relationship of stream discharge, conductivity, and pH with uranium concentration in surface waters has been made for various locations in the United States utilizing data collected, for the most part, by the U.S. Geological Survey (USGS). The results of the study are portrayed by the scatter...
A preliminary report on the geology of the Dennison-Bunn uranium claim, Sandoval County, New Mexico
Jennie L. Ridgley
1978, Open-File Report 79-1510
Uranium at the Dennison-Bunn claim, south of Cuba, N. Mex., along the east margin of the San Juan Basin, occurs in unoxidized gray, fluvial channel sandstone of the Westwater Canyon Member of the Upper Jurassic Morrison Formation. The uranium-bearing sandstone is bounded on the north and south by a variable...
Geologic map of the Boulder-Fort Collins-Greeley area, Colorado
Roger B. Colton
1978, IMAP 855-G
This digital map shows the geographic extent of rock stratigraphic units (formations) as compiled by Colton in 1976 under the Front Range Urban Corridor Geology Program. Colton used his own geologic mapping and previously published geologic maps to compile one map having a single classification of geologic units....
Stamukhi shoals of the Arctic - some observations from the Beaufort Sea
Erk Reimnitz, Douglas K. Maurer
1978, Open-File Report 78-666
A number of linear shoals, representing pronounced topographic anomalies on the surface of the Arctic shelf, have been studied in the Prudhoe Bay area. These shoals have been referred to in several previous studies. Based on seismic reflection records, Reimnitz et al., (1972a), stated that the shoals are constructional features...
Map showing ground-water conditions in the Kaibito and Tuba City areas, Coconino and Navajo counties, Arizona, 1978
C. D. Farrar
1978, Water-Resources Investigations Report 79-58
The Kaibito and Tuba City areas include about 2,500 square miles in north-central Arizona. Ground water is obtained from the N aquifer and from alluvium. The N aquifer consists of Navajo Sandstone, Kayenta Formation, Moenave Formation, and the Lukachukai Member of the Wingate Sandstone. The main source of ground water...
Basic data for the geochemical evaluation of National Petroleum Reserve, Alaska
P. K. Theobald, H. N. Barton
1978, Open-File Report 78-70-D
No abstract available....
Coal resource occurrence and coal development potential maps of the Mud Springs Ranch quadrangle, Sweetwater County, Wyoming
Joseph D. Sanchez
1978, Open-File Report 78-31
Description of wells at Beale Air Force Base and vicinity, California
Gerald L. Rockwell
1978, Open-File Report 78-10
The study area occupies approximately 168 square miles of the Sacramento Valley. The study area boundary is the Yuba River in the north, the Feather River in the west, the Bear River in the south, and the Sierra Nevada foothills in the east. Between December 1976 and March 1977, 640 wells...
Geologic map of the Monument Peak Quadrangle, San Diego County, California
Victoria R. Todd
1978, Open-File Report 78-697
Preliminary sulfur isotope investigations of mineral deposits in the Precambrian shield, Kingdom of Saudi Arabia
Ralph Jackson Roberts, Robert O. Rye, Mustafa M. Mawad
1978, Open-File Report 78-776
Massive sulfide deposits and sulfide-bearing veins in Saudi Arabia show a wide range in δ34S values from very negative to strongly positive and cover almost the entire range observed for ore deposits in nature.Massive sulfide deposits that have very negative values (Wadi Wassat and Wadi Qatan) formed as syngenetic sedimentary...
