Results 31 to 40 of about 14,875 (161)

The Influences of Structural Deformation on Coal and Gas Outburst Types

open access: yesChemical Engineering Transactions, 2017
Geological structure is the main control factor of coal and gas outburst. Characteristics and types of coal and gas outburst usually have great different in regions of different structural deformation patterns.
Deyu Xu
doaj   +1 more source

Enigmatic Surface Ruptures at Cape Rytyi and Surroundings, Baikal Rift, Siberia: Seismic Hazard Implication

open access: yesQuaternary, 2023
The geomorphic expression of active faulting and distinction of paleoseismic events in areas that are rapidly obscured by erosion/sedimentation still remains a considerable scientific problem.
Oksana V. Lunina   +3 more
doaj   +1 more source

Geological and structural position of the Svetlinsky gold deposit (Southern Urals)

open access: yesЗаписки Горного института, 2022
The paper presents the geological and structural position of the large Svetlinsky gold deposit in the Kochkar anticline (Southern Urals), localized in the zone of the Late Paleozoic (D3) deep thrust of the western dip.
Alexander Yu. Kissin   +2 more
doaj   +1 more source

Status of the geological research in Svalbard and the Barents Sea [PDF]

open access: yesBulletin of the Geological Society of Finland, 1986
For more than one hundred years the archipelago of Svalbard has been visited by numerous geologists particularly interested in the stratigraphy and palaeontology of the nearly continuous series of late Palaeozoic, Mesozoic and Cenozoic sedimentary ...
T. Gjelsvik   +4 more
doaj   +1 more source

Integrating Post-Processing Kinematic (PPK)–Structure-from-Motion (SfM) with Unmanned Aerial Vehicle (UAV) Photogrammetry and Digital Field Mapping for Structural Geological Analysis

open access: yesISPRS International Journal of Geo-Information, 2022
We studied some exposures of the Roccacaramanico Conglomerate (RCC), a calcareous-clastic mega-bed intercalated within the Late Messinian–Early Pliocene pelitic succession of the La Queglia and Maiella tectonic units (central Apennines).
Daniele Cirillo   +5 more
doaj   +1 more source

Structural and magmatic evolution in the Loimaa area, southwestern Finland [PDF]

open access: yesBulletin of the Geological Society of Finland, 1999
Within the Loimaa area there is a junction of the general E-W structural trend of southern Finland and a NW-N-NE curving trend. The structure of the area is dominated by ductile D3 and D4 deformations with E-W and N-S axial traces, respectively.
M. Nironen
doaj   +1 more source

Porosity and permeability prediction from petrographic point-counting data using machine learning: Applications to Rotliegendes and Buntsandstein reservoirs

open access: yesEnergy Geoscience
Machine learning approaches are widely used in geosciences. However, one widely available dataset in reservoir geology remains underrepresented in published works: petrographic data from classical point-counting analyses.
Sahar Sadrikhanloo   +2 more
doaj   +1 more source

Middle-Upper Triassic stratigraphy and structure in the Alt Palància region (eastern Iberian Chain): A multidisciplinary approach

open access: yesGeologica Acta, 2020
The present study provides new data of the Middle-Upper Triassic successions and their deformation in the eastern Iberian Chain, where contractional tectonics during the Cenozoic disrupted this Mediterranean type of Triassic rocks.
F. Ortí, J.Guimerà, A.E. Götz
doaj   +1 more source

Neotectonic Deformations in Western Istria, Croatia

open access: yesGeologia Croatica, 2010
Studied neotectonic structure in West Istria has the orientation corresponding to the recent (NNE - SSW, almost N - S) direction of the global tangential stress in the area. The analyse suppose the existence of the trailing imbricated fan structure, what
Dubravko Matičec
doaj   +1 more source

Petrology and structure of the early Proterozoic Pirilä gold deposit in southeastern Finland [PDF]

open access: yesBulletin of the Geological Society of Finland, 1988
The Pirilä gold deposit is located in the southeastern part of the Ladoga-Botnian Bay Zone, in a volcano-sedimentary environment metamorphosed under PT conditions of the amphibolite facies.
H. Makkonen, E. Ekdahl
doaj   +1 more source

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