Landsat 3 return beam vidicon response artifacts
EROS Data Center, B. Clark
1981, Open-File Report 82-803
The return beam vidicon (RBV) sensing systems employed aboard Landsats 1, 2, and 3 have all been similar in that they have utilized vidicon tube cameras. These are not mirror-sweep scanning devices such as the multispectral scanner (MSS) sensors that have also been carried aboard the Landsat satellites. The vidicons...
Shear zone between the Inner Piedmont and Kings Mountain belts in the Carolinas
J. Wright Horton, Jr.
1981, Geology (9) 28-33
The Kings Mountain shear zone, which marks the boundary between the Inner Piedmont and Kings Mountain belts near the NC-SC state line, is a northeast-striking, steeply to moderately dipping zone of ductile mylonitic deformation and late-stage semibrittle deformation. The zone is at least 60 km long and is no more...
Deep volcanic tremor and magma ascent mechanism under Kilauea, Hawaii
Keiiti Aki, Robert Y Koyanagi
1981, Journal of Geophysical Research B: Solid Earth (86) 7095-7109
Deep harmonic tremor originating at depths around 40 km under Kilauea was studied using records accumulated since 1962 at the Hawaii Volcano Observatory of the U.S. Geological Survey. The deep source of the tremor was determined by onset times and confirmed by the relative amplitude across the island-wide network of...
Subdivision and regional stratigraphy of the pre-Punta Gorda rocks (lowermost cretaceous-jurassic?) in South Florida
A.V. Applegate, George O. Winston, James George Palacas
1981, Gulf Coast Association of Geological Societies Transactions (31) 447-453
In recent years several wells have been drilled in the South Florida Basin through carbonate and evaporite sequences to depths as much as 5,300 ft below the Punta Gorda Anhydrite. The deepest well penetrated igneous basement rocks to a total depth of 18, 670 ft. Correlation of anhydrite beds below...
Late Miocene biogeography and paleoclimatology of the central North Atlantic
R.Z. Poore
1981, Marine Micropaleontology (6) 599-616
Quantitative analyses of planktonic foraminiferal assemblages from Deep Sea Drilling Project (DSDP) Holes 334 and 410 demonstrate that subpolar and subtropical faunal provinces existed in the North Atlantic during the late Miocene. Climatic oscillations are clearly recorded in Hole 410 by variations in abundance of the Neogloboquadrina subpolar assemblage. These climatic oscillations...
Effects of petroleum on adrenocortical activity and on hepatic naphthalene-metabolizing activity in mallard ducks
J. Gorsline, W. N. Holmes
1981, Archives of Environmental Contamination and Toxicology (10) 765-777
Unstressed mallard ducks (Anas platyrhychos), given uncontaminated food and maintained on a short photoperiod, show two daily maxima in plasma corticosterone concentration ([B]); one occurring early in the light phase and a second just before the onset of darkness. After one week of exposure to food containing 3% (v/w) South...
Role of numerical simulation in analysis of ground-water quality problems
Leonard F. Konikow
1981, Science of the Total Environment (21) 299-312
The increasing public awareness and concern about the hazards of toxic chemicals contaminating aquifers has created an increased need for predictive capabilities to analyze ground-water contamination problems. Several digital models to simulate the movement and concentration of ground-water contaminants have been documented recently. Most simulate the transport and dispersion of...
Subsurface injection of liquid waste in Florida, United States of America
John Vecchioli
1981, Science of Total Environment (21) 127-136
In 1979, liquid waste was injected into the subsurface of Florida by 10 injection systems at an aggregate average rate of 165,000 m3/d. All the systems inject into carbonate rocks that contain salty water. Extensive precautions are taken in the construction of the injection wells and in the monitoring of...
Compressing interpreted satellite imagery for geographic information systems applications over extensive regions
Stephan W. Miller
1981, Pecora VII Symposium 341-358
Image processing systems (IPS) and techniques effectively transform satellite imagery into data for input into a spatial database. Geographic information systems (GIS), consisting of graphic input and spatial database management subsystems, are capable of processing digital map and map overlay data to build and manipulate a spatial database. These systems...
Effects of dietary nickel on mallards
W.C. Eastin, T. J. O'Shea
1981, Journal of Toxicology and Environmental Health (7) 883-892
Thirty breeding pairs of mallards (Anas platyrhynchos) were randomly assigned to one of five treatment groups and were fed breeder mash containing 0, 12.5, 50.0, 200.0, or 800.0 ppm Ni (as the sulfate) for 90 d. Ni ingestion had no effect on egg production, hatchability, or survival of ducklings. After...
Geologic setting, petrology, and geochemistry of zoned tungsten-bearing skarns at the Strawberry Mine, central Sierra Nevada, California
Warren J. Nokleberg
1981, Economic Geology (76) 111-133
The Strawberry mine, 90 km northeast of Fresno, California, occurs on the margin of a small roof pendant of Early Jurassic metasedimentary rocks and middle Cretaceous metaigneous rocks. Middle Cretaceous granitic intrusions surround and intrude the roof pendant. Adjacent to one granodiorite intrusion, several subvertical marble layers are replaced by...
Origin of organic-carbon-rich mid-Cretaceous limestones, Mid-Pacific Mountains and southern Hess Rise
Walter E. Dean, George E. Claypool, Jorn Thiede
1981, Initial reports of the Deep Sea Drilling Project (62) 877-890
Limestones of mid-Cretaceous age containing as much as 8.6 percent organic carbon were cored at one site (463) in the Mid-Pacific Mountains and at two sites (465, 466) on southern Hess Rise, central North Pacific Ocean, during Leg 62 of the Deep Sea Drilling Project. In the Mid-Pacific Mountains, three...
Dark CO2-fixation and diurnal malic acid fluctuations in the submerged-aquatic Isoetes storkii
Jon E. Keeley, B. Morton, B. Babcock, P. Castillo, B. Fish, E. Jerauld, B. Johnson, L. Landre, H. Lum, C. Miller, A. Parker, G. Van Steenwyk
1981, Oecologia (48) 332-333
In the leaves (but not corms) of the submerged aquatic Isoetes storkii malic acid concentration fluctuated from 22 μeg g FW-1 in the evening to 171 μeg g FW-1 in the morning. Associated with this was a change in titratable acidity of 152 μeg g FW-1 between morning and evening. 14C carbon was fixed in both...
Swash mark and grain flow
Sallenger Jr.
1981, Journal of Sedimentary Petrology (51) 261-264
Swash marks composed entirely of coarse sand are commonly found on coarse-sand beaches. These swash marks are 10 to 30 centimeters in width and a few millimeters to one centimeter in height. Previous observations, mostly on finer-sand beaches, indicate swash marks are seldom over a few millimeters in height and...
Organic geochemistry in the Deep Sea Drilling Project
Keith A. Kvenvolden
1981, Society of Economic Geologists Special Publication (32) 227-249
Since the beginning of the Deep Sea Drilling Project DSDP in 1968 and extending through 1975 organic geochemical studies have been undertaken on about 2300 samples recovered on Legs I through 44 from sediments beneath the ocean floors These studies have provided fundamental information regarding the distribution of carbon in...
The geologic history of the Mid-Pacific Mountains in the central North Pacific Ocean; A synthesis of deep-sea drilling studies
Jorn Thiede, Walter E. Dean, David K. Rea, T.L. Vallier, Charles Adelseck
1981, Initial Reports of the D.S.D.P. (62) 1073-1120
The Mid-Pacific Mountains constitute one of the largest aseismic rises in the central North Pacific Ocean. They have been generated by mid-plate volcanic events prior to Barremian time, but their volcanic activity continued through the remainder of the Cretaceous. Evidence of the latest stages of this volcanism are the trachytic...
Early evolution of the Bering Sea by collision of oceanic rises and North Pacific subduction zones
Z. Ben-Avraham, Alan K. Cooper
1981, GSA Bulletin (92) 485-495
Three major bathymetric features exist in the Bering Sea: Shirshov Ridge, Bowers Ridge, and Umnak Plateau. New refraction data over Umnak Plateau and previous geophysical data across Bowers Ridge indicate that a thickened welt of crustal material is present beneath both features. The crustal structure is transitional between oceanic and...
Munsell color value as related to organic carbon in Devonian shale of Appalachian basin
John W. Hosterman, Sallie I. Whitlow
1981, American Association of Petroleum Geologists Bulletin (65) 333-335
Comparison of Munsell color value with organic carbon content of 880 samples from 50 drill holes in the Appalachian basin shows that a power curve is the best fit for the data. A color value below 3 to 3.5 indicates the presence of organic carbon but is meaningless in determining...
Geographic distribution and dispersal of normapolles genera in North America
R.H. Tschudy
1981, Review of Palaeobotany and Palynology (35) 283-314
Normapolles pollen have been found in North America in Cretaceous and Lower Tertiary rocks from the eastern Atlantic Seaboard, the Mississippi embayment region and from the states and provinces from western North America as far north as the District of Mackenzie, Northwest Territories. Previous postulates relating to the Normapolles floral...
The U.S. Earthquake Prediction Program
R. L. Wesson, J.R. Filson
1981, Earthquake Information Bulletin (USGS) (13) 164-174
Following on from the concepts of plate tectonics, the earth sciences are now embarking on a challenging course- the time prediction of geologic phenomena. Earthquake prediction is an outstanding example of this. However, earthquake prediction is not the only scientific goal. The destructive power of a large earthquake requires that...
U-Th-Pb systematics in hydrothermally altered granites from the Granite Mountains, Wyoming
J. S. Stuckless, Ignatius T. Nkomo, B. R. Doe
1981, Geochimica et Cosmochimica Acta (45) 635-645
U-Th-Pb systematics were investigated in 15 samples representing two types of deuterically altered Archean granite (albitized and silicified-epidotized granite) from the Granite Mountains, Wyoming. The loss of K-feldspar during both types of deuteric alteration was accompanied by an extreme reduction of Pb content from roughly 40 ppm to less than...
Pyrolysis gas chromatography-mass spectrometry to characterize organic matter and its relationship to uranium content of Appalachian Devonian black shales
J.S. Leventhal
1981, Geochimica et Cosmochimica Acta (45) 883-889
Gas Chromatographic analysis of volatile products formed by stepwise pyrolysis of black shales can be used to characterize the kerogen by relating it to separated, identified precursors such as land-derived vitrinite and marine-source Tasmanites. Analysis of a Tasmanites sample shows exclusively n-alkane">n-alkane and -alkene pyrolysis products, whereas a vitrinite...
Search for high-calcium limestone in Silurian reefs of northern Indiana
C.H. Ault, D.D. Carr
1981, Geological Society of America Bulletin (92) 641-647
During Silurian time, the Indiana part of the Wabash Platform was a shallow-water area between the proto-lllinois and pro-to-Michigan Basins and a site of growth of hundreds, or perhaps thousands, of reefs. Today, most reefs of northern Indiana are dolomite, but some are...
Trace elemental analysis of bituminuos coals using the Heidelberg proton microprobe
J.R. Chen, H. Kneis, B. Martin, R. Nobiling, K. Traxel, E. C. T. Chao, J.A. Minkin
1981, Nuclear Instruments and Methods (181) 151-157
Trace elements in coal can occur as components of either the organic constituents (macerals) or the inorganic constituents (minerals). Studies of the concentrations and distribution of the trace elements are vital to understanding the geochemical millieu in which the coal was formed and in evaluating the attempts to recover rare...
Origin and structural implications of upper Miocene rhyolites in Kingston Canyon, Piute County, Utah
P. D. Rowley, T. A. Steven, H. H. Mehnert
1981, Geological Society of America Bulletin (92) 590-602
Kingston Canyon is one of the deepest antecedent canyons in the High Plateaus subprovince of the Colorado Plateaus. Here the East Fork of the Sevier River flows westward transversely across the gently east tilted Sevier Plateau, which is developed on a basin-range fault...
