Regional geochemical and geophysical surveys in the Berwyn Dome and adjacent areas, north Wales [PDF]
This report describes stream sediment and gravity surveys carried out across the Berwyn Dome and adjacent areas. The gravity survey confirmed the presence of a broad regional Bouguer anomaly low in the central part of the Dome, on which is ...
Cooper, D.C., Cornwell, J.D., Rollin, K.
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Describing the Global Gravity Field of Mars With Lithospheric Flexure and Deep Mantle Flow
Abstract The volcanic complex Tharsis Region on Mars is known for its numerous volcanoes on top of the crust, elevated topography (doming), and a long‐wavelength gravity anomaly correlated with the region. Flexural modeling of the lithosphere has commonly been used to understand the relationship between observed topography, crustal structure, and ...
Bart Root +3 more
wiley +1 more source
Abstract Hyper‐velocity impacts on planetary surfaces lead to impact craters whose morphology evolves due to exogenous factors such as atmospheric processes, as well as endogenous factors including tectonic and metamorphism. On Earth, erosion processes driven by climate (fluvial, aeolian, glacial processes) progressively erase these structures, or even
Lounis Ait Oufella +3 more
wiley +1 more source
Gravimetric modeling of the Parguaza granitic intrusion, Guyana Precambrian Shield, southwestern Venezuela using geochronological constraints [PDF]
A combined gravimetric and geochronological interpretation of the Parguaza intrusion in the Guayana shield, southwestern Venezuela, indicates that there is a pattern of inverse cooling within this pluton.
Oscar Mirón-Valdespino +3 more
doaj
The results of about 120 magnetotelluric soundings carried out in the Vulsini, Vico and Sabatini volcanic areas were modeled along with Bouguer and aeromagnetic anomalies to reconstruct a model of the structure of the shallow (less than 5 km of depth ...
P. Gasparini, G. Florio, P. Capuano
doaj +1 more source
Crustal structure of the Mid-Atlantic Ridge south of the Kane Fracture Zone from seafloor and sea surface gravity data [PDF]
International audienceSeafloor and sea surface gravity data are inverted together to construct a model for the near-axis crustal structure of a slow spreading ridge.
Aumento +113 more
core +3 more sources
Origin of the Bulge Topography Within Caloris Basin, Mercury
Abstract Caloris basin on Mercury has a massive circular bulge topography imprinted with unique fault sets. A variety of deformational processes have been proposed to have influenced their formation, including both global contraction and basin evolution, as well as the deposition and weight of the volcanic infill.
G. Schmidt +6 more
wiley +1 more source
The technique of transforming gravity anomalies for large areas, which uses geodetic coordinates of field points and takes into account the spherical shape of the Earth, is considered.
A.S. Dolgal +3 more
doaj +1 more source
Geometry of the magma chamber beneath Damavand volcano (N Iran) from a joint study of gravity and magnetic data [PDF]
Imaging the intra-sediment magma chamber in the Damavand region, northern Iran, is beyond the resolution of the local seismic observations. Gravity anomalies can precisely image the lateral extension of magma reservoir.
Vahid Ebrahim Zadeh Ardestani +2 more
doaj +1 more source
Pola Anomali Bouguer dan Anomali Magnet dan Kaitannya dengan Prospek Sumber Daya Mineral dan Energi di Pulau Laut, Pulau Sebuku dan Selat Sebuku, Kalimantan Selatan [PDF]
Anomali Bouguer Pulau Laut, Pulau Sebuku, dan Selat Sebuku dapat dikelompokkan menjadi dua wilayah anomali meliputi anomali berpola melingkar dengan kisaran nilai dari 40 hingga 64 mGal, dan anomali berpola lurus dengan kisaran nilai 40 hingga 50 mGal ...
Patmawidjaya, T. (Tatang) +1 more
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