Results 111 to 120 of about 8,002 (230)

Shuttle imaging radar-A (SIR-A) data analysis [PDF]

open access: yes
The utility of shuttle imaging radar (SIR-A) data was evaluated in several geological and environmental contexts. For the Ozark Plateau of southern Missouri, SIR-A data were of little use in mapping structural features, because of generally uniform ...
Arvidson, R. E.
core   +1 more source

Petrologic model of the northern Mississippi embayment based on satellite magnetic and ground based geophysical data [PDF]

open access: yes
Magnetization, derived from gravity-seismic data from the northern Mississippi Embayment, is evaluated relative to magnetization values obtained from satellite magnetic data.
Thomas, H. H.
core   +1 more source

The geology and geophysics of the Oslo rift [PDF]

open access: yes
The regional geology and geophysical characteristics of the Oslo graben are reviewed. The graben is part of a Permian age failed continental rift. Alkali olivine, tholefitic, and monzonitic intrusives as well as basaltic lavas outline the extent of the ...
Ruder, M. E.
core   +1 more source

Gravimetric maps of the Central African Republic [PDF]

open access: yes
Gravimetric maps of the Central African Republic are described including a map of Bouguer anomalies at 1/1,000,000 in two sections (eastern sheet, western sheet) and a map, in color, of Bouguer anomalies at 1/2,000,000. Instrumentation, data acquisition,
Albouy, J., Godivier, R.
core   +1 more source

The Morphology of the Tasmantid Seamounts: Interactions Between Tectonic Inheritance and Magmatic Evolution [PDF]

open access: yes
No abstract ...
Beaman, R.   +4 more
core  

Satellite and surface geophysical expression of anomalous crustal structure in Kentucky and Tennessee [PDF]

open access: yes
An equivalent layer magnetization model is discussed. Inversion of long wavelength satellite magnetic anomaly data indicates a very magnetic source region centered in south central Kentucky.
Mayhew, M. A.   +2 more
core   +1 more source

Investigation of lunar crustal structure and isostasy [PDF]

open access: yes
The lunar mascon basins have strongly free air gravity anomalies, generally exceeding 100 milligals at an elevation of 100 km. The source of the anomalies is a combination of mantle uplift beneath the impact basins and subsequent infilling by high ...
Thurber, Clifford H.
core   +1 more source

A Second Large Subglacial Impact Crater in Northwest Greenland? [PDF]

open access: yes
Following the discovery of the Hiawatha impact crater beneath the northwest margin of the Greenland Ice Sheet, we explored satellite and aerogeophysical data in search of additional such craters.
Bottke, William F., Jr.   +7 more
core   +1 more source

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