نتایج جستجو برای: mining geology
تعداد نتایج: 96827 فیلتر نتایج به سال:
One of the main concerns of an underground coal mining engineer is the safety and stability of the mine. One way that the safety and stability can be ensured is to know and understand the coal mine geology and how it reacts to the mining process. One technique that has shown a lot of success in the coal mining industry for geologic technical evaluation purposes is the coal mine roof rating (CMR...
3D modeling and visualization of geology volume is very important to interpret accurately and locate subsurface geology volume for mining exploration and deep prospecting. However, it faces a lack of information because the target area is usually unexplored and lacks geological data. This paper presents our experience in applying a 3D model of geology volume based on geophysics. This work has r...
In the past, many researchers used data mining techniques in any area. A lot of amounts of data have been collected from scientific domains such as geo sciences, astronomy, meteorology, geology and biological sciences. Data mining techniques and tools used by researchers in biological and environmental problems also. In biological science data mining used in sequences alignment is based on the ...
Department of Mineralogy, Petrography and Geochemistry is the oldest Earth science department at the AGH University of Science and Technology. It was created in 1919 as one of the first six departments of the Academy of Mining and was initially named as the Department of Mineralogy and Petrography. The Department was organized by Professor Józef Morozewicz (1865–1941) who chaired the Organizing...
Mining-induced seismicity is a commonly occurring phenomenon in underground mines. This poses greater challenge to the safety of mining operation. paper presents case study Young-Davidson mine northern Ontario, Canada, where seismic events magnitude Mn 2.0+ have been observed at depths 600 800 m below surface. The occurrence large such shallow key issue this study. A comprehensive microseismic ...
This report provides details on field activities in placer geology conducted by the Applied Geochemistry and Surficia1 Geology Section of the British Columbia Geological Survey Branch. I n 1989, the provincial government expanded the area open to placer mining substantially, and the need for new exploration techniques in these regions was recognized. Studies of gold-hearing placer deposits ...
theoretical review of ‘mining pit lakes’ indicates that like natural lakes such lakes display a huge diversity. they are typically in a non-equilibrium state with respect to their surroundings. hence, at the decommissioning phase of mining operation a detailed technical study are required on different aspects of such created water bodies considering its morphometry, geology, hydrology, water qu...
Groundwater, being a vital resource, needs to be developed with proper understanding about its occurrence in time and space. Unscientific sand mining is a dominant environmental issue in this humid tropical river basin namely Bharathapuzha river basin geographically on central part of Kerala state, southwest part of India. The sandy layers along the river course declines its water holding capac...
Slope stability is one of the most important issues in open pit mining design. The main purpose of any open pit mine design is to propose an optimal excavation configuration, considering safety, ore recovery and financial return. An accurate pit slope design which accounts for the mine geology, structural geology, rock mass properties, and hydrogeology models of the mine area, drastically enhan...
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