نتایج جستجو برای: mining geology

تعداد نتایج: 96827  

Journal: :Boletín geológico y minero 2022

The mining engineer Primitivo Hernández-Sampelayo was one of the most relevant figures in study Spanish Paleozoic since Lucas Mallada’s time. After a few years working companies, he entered Geological and Mining Institute Spain 1914, where worked until his retirement 1950. results studies are large monographs on sedimentary ironstones (the devoted to Galicia, 1922–1935, published four volumes w...

Journal: :Applied sciences 2022

This paper aims to develop a method that could serve as tool for evaluating extracted raw materials in terms of use by considering the place extraction and consumption. Dijkstra´s algorithm solves many shortest path problems observed production planning materials. The requires knowledge relative distance between vertices definition Euclidean from target vertex. scans all paths chooses one with ...

2016
Qingsong Liu Chunxia Zhang José Torrent Vidal Barrón Pengxiang Hu Zhaoxia Jiang Zongqi Duan

1 State Key Laboratory of Lithospheric Evolution, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China, 2 Laboratory for Marine Geology, Qingdao National Oceanography Laboratory for Science and Technology, Qingdao, China, 3 Key Laboratory of Cenozoic Geology and Environment, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China, 4 Departame...

2010
Anna K. Henderson David M. Nelson Feng Sheng Hu Yongsong Huang Bryan N. Shuman John W. Williams

a Limnological Research Center, Department of Geology, University of Minnesota, Minneapolis, MN, 55455, United States b University of Maryland Center for Environmental Science, Appalachian Laboratory, Frostburg, MD, 21532, United States c Departments of Plant Biology and Geology, University of Illinois, Urbana, IL, 61801, United States d Department of Geology, Brown University, Providence RI, 1...

2003
Kush Tandon

To constrain the timing of rifting in the western, eastern, and northern parts of the Alboran Sea basin, seismic reflectors, corresponding to biostratigraphic boundaries and unconformities from the Miocene to Recent, are correlated using synthetic seismograms. Regions of adjacent coeval compression and extension are found in the Alboran Sea basin. Normal faulting continues in parts of the easte...

Journal: :Geoheritage 2021

The revitalization and protection of industrial natural heritage is an important part the cultural identity a society that respects its history wants to build prosperous sustainable future. This paper describes four selected case studies successful presentation mining, geology, petroleum in Republic Croatia: former quarry (Rupnica), two metal mines (St. Barbara Mine Zrinski Mine) one site (Pekl...

Journal: :Estudos geológicos 2022

This report presents basic guidelines to help undergraduate first year geology students at the Federal University of Pernambuco Brazil. It reviews general aspects Mineralogy field trip presenting a comprehensive review on pegmatite classification, regional Seridó Pegmatitic Province (Rio Grande do Norte and Paraíba states) as well local geological three mines that are visited locally mapped. Du...

2016
Jun Shen Qinglai Feng Thomas J. Algeo Chao Li Noah J. Planavsky Lian Zhou Mingliang Zhang

a State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences, Wuhan, Hubei, 430074, PR China b State Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences, Wuhan, Hubei, 430074, PR China c Department of Geology, University of Cincinnati, Cincinnati, OH 45221-0013, USA d Department Geology and Geophysics, Yale University,...

1993
D. E. Kerr

This report describes the preliminary re.wlts of surficial geological mapping during the 1992 field season in the Chilanko Forks (93Cil) and Chezacut 193CiX) map areas (Figure 4. IO-1 ). As part of the Canad;~ f3ritish Cofumhia Mineral Developme~~t Agreement, the British Columbia Geological Survey Rranch proposed to map the surlicial geology of these weiis to deriw drift exploration potential m...

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