نتایج جستجو برای: fault valley

تعداد نتایج: 90494  

Journal: :تحقیقات جغرافیایی 0
کاملیا یزدانفر

abstract tectonic, plays a key role in the evolution of morphology and can be distinguished with morphotectonic, rivers and structural parameters. an analysis of morphometric parameters illustrates that the development of them is associated with faults activities and rocks resistance. morphotectonic analysis also supplies seismotectonic setting for a region. for appropriate and survey tectonic ...

A. Shafiei Bafti

Kuhbanan fault system, as one of the intracontinental faults of central Iran, is recognized by considerable seismogenic activities and modern morphotectonics evidences with a strike-slip (reverse component) motion. According to the geometric and kinematics data, Kuhbanan fault has been divided into 5 segments (S26, S27, S28, S29, S30) in Bahabad region. Measured geomorphic indices of ratio of v...

Journal: :iranian journal of earth science 0
a. shafiei bafti islamic azad university, zarand branch, iran

kuhbanan fault system, as one of the intracontinental faults of central iran, is recognized by considerable seismogenic activities and modern morphotectonics evidences with a strike-slip (reverse component) motion. according to the geometric and kinematics data, kuhbanan fault has been divided into 5 segments (s26, s27, s28, s29, s30) in bahabad region. measured geomorphic indices of ratio of v...

2011
Stephen F. Personius

1. Location map of selected fault-controlled valleys in western Idaho and northeastern Oregon 3 2. Plot of all scarp height and slope angle values obtained in this study 5 3. Map of sackung features, vegetation lineaments, and landslide headscarps on West Mountain 6 4. Map of Meadows Valley, showing approximate trace of Meadows Valley fault zone 8 5. Surficial geologic map of the north end of M...

1996
Timothy H. Dixon Marith C. Reheis

Late Quaternary slip rates and satellite-based geodetic data for the western Great Basin constrain regional fault-slip distribution and evolution. The geologic slip rate on the Fish Lake Valley fault zone (the northwest extension of the Furnace Creek fault zone) increases northward from about 3 to 5 mm/yr, in agreement with modeled geodetic data. The increase coincides with the intersections of...

2006
J. Bruce H. Shyu Kerry Sieh Jean-Philippe Avouac Wen-Shan Chen Yue-Gau Chen

[1] The Longitudinal Valley fault is a key element in the active tectonics of Taiwan. It is the principal structure accommodating convergence across one of the two active sutures of the Taiwan orogeny. To understand more precisely its role in the suturing process, we analyzed fluvial terraces along the Hsiukuluan River, which cuts across the Coastal Range in eastern Taiwan in the fault’s hangin...

Journal: :مهندسی سازه 0
حمید صدیق

the tabriz fault in northwest of iran is the important geological structure in our country which historical earthquakes were recorded around it. the purpose of this paper is the study of tabriz fault seismotectonic activity. the method of research is drawing 23 cross section vertical to tabriz fault between tabriz and bostan-abad distinguish mountain-front faceting, mountain-front sinuosity and...

2003
S. John Caskey Steven G. Wesnousky

Detailed and preliminary field investigations delineating the most recent fault ruptures in vicinity of the Dixie Valley, Beowawe, and Bradys geothermal fields allow an assessment of static stress changes and their possible influences on the geothermal environments. Our models for the Dixie Valley and Beowawe regions show increased failure stress on faults and fractures associated with the geot...

2016
Thomas R. Watters Laurent G. J. Montési Jürgen Oberst Frank Preusker

The Rembrandt basin is crosscut by the largest fault scarp on Mercury, Enterprise Rupes, and a second scarp complex, Belgica Rupes, extends to the basin’s rim. Topographic data derived fromMESSENGER orbital stereo images show that these tectonic landforms bound a broad, relatively flat-floored valley with a mean width of ~400 km. Crosscutting relations suggest that the accumulation of structura...

2002
S. Juch Lutz S. J. Caskey D. D. Mildenhall S. D. Johnson

A series of fossil spring deposits are exposed along the Dixie Valley fault just south of the producing geothermal field, in an area now characterized by active fumaroles and steaming ground. These deposits are composed of both travertine and sinter that have trapped pollen and other plant material during their formation. Radiocarbon dates on the organic material indicate that the youngest hot ...

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