نتایج جستجو برای: geological maps and field studies

تعداد نتایج: 17080938  

Journal: :اکو هیدرولوژی 0
ناصر عبادتی استادیار گروه زمین شناسی دانشگاه آزاد اسلامی واحد اسلامشهر سارا سپهوندی کارشناس ارشد زمین شناسی زیست محیطی، دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران

eshtehard aquifers are shoor river's catchment basin and water potential in different areas. eshtehard aquifers, because of the diversity of geological formations and structures have different quality and quantity. this paper aims, to determine the relationship between quantitative and qualitative characteristics of water resources with the lithology and structural geological features of t...

2008
A. Carvalho Dill

Radio frequency geophysical methods are known for being very versatile tools in groundand groundwater investigation at shallow depths. They are fast and easy to use and allow a high density of information over large surfaces, which makes them very suitable for geological mapping sensu lato (faults, lithological contacts, groundwater-bearing structures, vulnerability maps, and contaminant plumes...

2001
Scott Heffernan Joshua Zuber

The Bonaparte project is a multi-year bedrock mapping program initiated by the British Columbia Geological Survey during the 2000 field season. The project is focused on Mesozoic arc volcanic and plutonic rocks of the Quesnel Terrane in the northeastern part of the Bonaparte Lake (92P) map sheet (Figure 1). This area encompasses a northwest-trending belt of high mineral potential that includes ...

Journal: :زمین شناسی اقتصادی 0
مریم فیضی محمد ابراهیمی حسین کوهستانی میر علی اصغر مختاری

introduction the aqkand cu occurrence, 48 km north of zanjan, is located in the tarom subzone of the western alborz-azerbaijan structural zone. apart from small scale geological maps of the area, i.e., 1:250,000 geological maps of bandar-e-anzali (davies, 1977) and 1:100,000 geological maps of hashtjin (faridi and anvari, 2000) and a number of unpublished perlite exploration reports, prior to t...

Journal: :CoRR 2011
B. G. Kodge P. S. Hiremath

— The geological surveying presently uses methods and tools for the computer modeling of 3D-structures of the geographical subsurface and geotechnical characterization as well as the application of geoinformation systems for management and analysis of spatial data, and their cartographic presentation. The objectives of this paper are to present a 3D geological surface model of Latur district in...

Reliable characterization of subsurface soil in urban areas is a major concern in geotechnical and geological engineering projects. In this regard, this research deals with development of a 3D geological engineering model on Mashhad City soil using Sequential Gaussian Simulation (SGS) approach. The intense variability of soil in the study area has sometimes caused serious problems in civil engi...

Journal: :Journal of Geography (Chigaku Zasshi) 1990

2016
Yoshiki Ninomiya Bihong Fu

The mineralogical indices the Quartz Index (QI), Carbonate Index (CI) and Mafic Index (MI) for ASTER multispectral thermal infrared (TIR) data were applied to various geological materials for regional lithological mapping on the Tibetan Plateau. Many lithological and structural features are not currently well understood in the central Tibetan Plateau, including the distribution of mafic-ultrama...

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