Results 251 to 260 of about 7,534 (292)

Tectonic stress field in the Indian subcontinent

open access: yesJournal of Geophysical Research: Solid Earth, 1992
A map of maximum horizontal compressive stress orientation in the Indian subcontinent has been prepared using orientations derived from three different stress indicators: borehole elongation breakouts, in situ hydraulic fracturing measurements, and earthquake focal mechanisms. Most part of the subcontinent appears to be characterized by a compressional
T. N. Gowd   +2 more
openaire   +2 more sources

Three dimensional tectonic stress field in North China

Acta Seismologica Sinica, 1999
According to the latest data of geological structure, geophysics, in-situ stress measurement and focal mechanism, 3-D tectonic stress field model in North China is built and 3-D tectonic stress field pattern of North China are simulated by finite element method.
Lian-Wang Chen   +4 more
exaly   +2 more sources

Modern tectonic stress field deeply in Xuzhou Coal Mine

Science in China Series A: Mathematics, 2013
By inverting fault slip data, the parameters of 12 tectonic stress tensors in the mine region can be determined. The following characteristics can be obtained for recent tectonic stress fields, which are found deep in the study region. The results show that the recent tectonic stress field mainly presents the characteristics of near NWW-SSE maximum ...
Fu-Ren Xie, Xiao-Feng Cui, Xie Fu-Ren
exaly   +2 more sources

In‐Situ Stress Measurement and Tectonic Stress Field in the Lanzhou‐Maqu Region of China

Chinese Journal of Geophysics, 2008
AbstractThe study region is a strongly deformed frontal area of the Tibet plateau caused by the northeastward compression of Indian plate. The study on the present tectonic stress field in this region has important meaning for the research of continental dynamics.
exaly   +2 more sources

End Late Paleozoic tectonic stress field in the southern edge of Junggar Basin

open access: yesGeoscience Frontiers, 2012
This paper presents the end Late Paleozoic tectonic stress field in the southern edge of Junggar Basin by interpreting stress-response structures (dykes, folds, faults with slickenside and conjugate joints).
Wei Ju
exaly   +2 more sources

Tectonic Stress Fields and Karst

2014
Many natural causes exist controlling the formation of fractures. The rock properties relating to the brittleness is one of the most important of them for the variations in natural fracture density. These properties may vary from regional to local scale; they may vary significantly within the rock formations and between formations.
Stefan Shanov, Konstantin Kostov
openaire   +1 more source

Tectonic stress field in East Eurasia

Physics of the Earth and Planetary Interiors, 1983
Abstract The overall pattern of the recent tectonic stress field in the eastern part of the Eurasian plate is inferred from the geological features of large transcurrent and reverse faults, graben structures and from focal mechanism solutions of shallow earthquakes. NE-SW striking trajectory lines, of maximum horizontal tectonic stress axis (σ Hmax),
openaire   +1 more source

Present-day stress field and tectonic inversion in the Pannonian basin

Global and Planetary Change, 2007
This paper presents a latest compilation of data on the present-day stress pattern in the Pannonian basin, and its tectonic environment, the Alpine-Dinaric orogens. Extensional formation of the basin system commenced in the early Miocene, whereas its structural reactivation, in the form of gradual basin inversion, has been taking place since Pliocene ...
Bada, G.   +5 more
openaire   +1 more source

Numerical Simulation of Tectonic Stress Field in Longmenshan Tectonic Belts after Earthquake

Applied Mechanics and Materials, 2012
Two-dimensional finite element model of Longmenshan area was built on the basis of depth study on geological structure conditions and of rock mechanical properties in Longmenshan area, tectonic stress field and variation process of Longmenshan fault belt were inversed after the earthquake.
Sheng Rui Su   +3 more
openaire   +1 more source

Focal mechanisms and tectonic stress field of the Xinfengjiang earthquake

Acta Seismologica Sinica, 1992
Altogether 83 events were recorded clearly by all the 8 sub-seismometric stations of the telemetrered seismic network in the Xinfengjiang area during the period from October 1st 1983 to April 30th 1987. Based upon the difference of the initial motion of P waves, the authors divided the 83 earthquakes into 37 pattens.
Bailin Wei   +3 more
openaire   +1 more source

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