Results 21 to 30 of about 1,310,260 (338)

Research on the monitoring and seismicity characteristics of the MS4.9 earthquake sequence in Rong County,Sichuan Province,2019

open access: yes地震科学进展, 2021
Through the analysis of the earthquake sequence monitoring,seismic geology,seismicity background and regional seismicity of the epicentral and adjacent regions of the MS4.9 earthquake in Rong County,the results show that the sequence is of normal swarm ...
Chengming Liu
doaj   +1 more source

Active Tectonics and Earthquake Geology Along the Pallatanga Fault, Central Andes of Ecuador [PDF]

open access: yesFrontiers in Earth Science, 2020
These files are the preprint version of a publication in review to Frontiers in Earth Science, Special Issue "Unveiling Active Faults: Multiscale Perspectives and Alternative Approaches Addressing the Seismic Hazard Challenge by Topic Editors Federica Ferrarini, Ramon Arrowsmith, Michele M. C. Carafa, Nathan Toke.
Stéphane Baize   +10 more
openaire   +6 more sources

Structural and Tectonic Evolution of the Porgera Gold Mine; Highlands of Papua New Guinea

open access: yesGeosciences, 2023
The Porgera Transfer Zone (PTZ) is a major crustal and probably lithospheric structure across Papua New Guinea recording >50 km offset of ophiolites and very different patterns of geology and topography on either side.
Kevin C. Hill   +5 more
doaj   +1 more source

Assessment of strong earthquake risk in the Chinese mainland from 2021 to 2030

open access: yesEarthquake Research Advances, 2023
The long-term earthquake prediction from 2021 to 2030 is carried out by researching the active tectonic block boundary zones in the Chinese mainland. Based on the strong earthquake recurrence model, the cumulative probability of each target fault in the ...
Zhigang Shao   +21 more
doaj   +1 more source

Bedrock geology of DFDP-2B, central Alpine Fault, New Zealand [PDF]

open access: yesNew Zealand Journal of Geology and Geophysics, 2017
During the second phase of the Alpine Fault, Deep Fault Drilling Project (DFDP) in the Whataroa River, South Westland, New Zealand, bedrock was encountered in the DFDP-2B borehole from 238.5–893.2 m Measured Depth (MD). Continuous sampling and meso- to microscale characterisation of whole rock cuttings established that, in sequence, the borehole ...
Toy, Virginia Gail   +69 more
openaire   +8 more sources

Laboratory Research on Fracture-Supported Shielding Temporary Plugging Drill-In Fluid for Fractured and Fracture-Pore Type Reservoirs

open access: yesJournal of Chemistry, 2017
Based on fractures stress sensitivity, this paper experimentally studies fracture-supported shielding temporary plugging drill-in fluid (FSDIF) in order to protect fractured and fracture-pore type formation. Experimental results show the FSDIF was better
Dawei Liu   +4 more
doaj   +1 more source

Extendable Geoslicer: A New Technique in Collecting Unconsolidated Sediment and Soil Samples

open access: yesIndonesian Journal on Geoscience, 2019
Geoslicer is a field gear for active fault geology studies invented in Japan, in 1997. It was formerly addressed to overcome some difficulties in studying active faults.
Eko Yulianto   +2 more
doaj   +1 more source

Earthquake geology of the Mondy fault (SW Baikal Rift, Siberia)

open access: yesJournal of Asian Earth Sciences, 2023
The Mondy Fault is a 90 km long E-W trending active structure belonging to the southwestern part of the Baikal rift system, connecting the Tunka depression to the East to the Hovsgol rift to the West. The fault is well expressed in the morphology and formed during the Neogene within a transtensional strain regime (left-lateral + normal ...
Arzhannikova, A   +4 more
openaire   +1 more source

Geology of the southern Mesa Central of Mexico: recording the beginning of a polymodal fault system [PDF]

open access: yesJournal of Maps, 2020
The Mesa Central (MC) of Mexico presents a noticeable feature as is the three-dimensional (3D) deformation of Cenozoic volcanic rocks. To figure out when this unusual deformation began, we constructed a geological map at 1:100,000 scale, with detailed stratigraphy, and thirteen new U-Pb ages in the southern MC.
Alexis Del Pilar-Martínez   +3 more
openaire   +3 more sources

A new insight into the evolution of the Qatar Arch to recognize faults and a new gas field

open access: yesJournal of Petroleum Exploration and Production Technology, 2023
Despite the previous interpretations of the evolutionary scenarios of the Qatar Arch, the present study aimed to present a new complementary scenario to lay out the probable effects of another basement fault, corresponding to the physical shape of the ...
Mohammad Reza Mansouri Daneshvar   +8 more
doaj   +1 more source

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