Results 21 to 30 of about 167,615 (303)
Development of the natural resources in the Arctic zone of Russia in X-XVII centuries
Известия высших учебных заведений: Геология и разведка, 2017 An exploration of the natural resources of the Russian Arctic was started in the X century by Novgorod people. The main objective was the development of the river, lake, offshore lands, as well as the development of the fishing and hunting products.
K. V. Lobanov, M. V. Chicherov
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Assessment of Seismogeodynamic Activity of Mining Areas on the Basis of 3D Geoinformation Modeling
Russian Journal of Earth Sciences, 2022 The article deals with the creation of an information and analytical platform for assessing external causes of technogenic (man-made) accidents and for improving methods of their predication and prevention on the territories of long-term geological ...
Petrov V. +4 more
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Estimating gold-ore mineralization potential within Topolninsk ore field (Gorny Altai) [PDF]
, 2015 Based on the results of ore and near-ore metasomatite composition analysis, the factors and indicators of gold-ore mineralization potential were proposed. Integration of the obtained data made it possible to outline magmatic, structural, and lithological
Cherkasova, Tamara Yurievna +5 more
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Yankuang ceshi, 2018 BACKGROUND Determination of strontium (Sr) and neodymium (Nd) isotopic composition in geological samples by Multi-collector Inductively Coupled Plasma-Mass Spectrometry (MC-ICP-MS) needs a lengthy and complex chemical preparation procedure.
YUAN Yong-hai +4 more
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Economic geology: Volatile destruction [PDF]
, 2010 International audienceDirect evidence for the role of volatiles in magmatic ore formation has been elusive. Magma degassing at Merapi volcano in Indonesia is found to be directly linked to the selective leaching of metals from sulphide melts that ...
AJ Naldrett +12 more
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Prospects for identifying the Mississippi Valley type deposits in the North-East of Russia
Литосфера, 2020 Research subject. The Mississippi Valley type deposits make up about a third of the global balance of lead and zinc reserves, resources and production.
A. L. Galyamov +4 more
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Lithosphere, 2022 Although pegmatites are volumetrically minor in the upper continental crust, these rocks host abundant rare metal deposits (e.g., Li, Be, Rb, Ta, and Nb).
Xiao Liu +9 more
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Metal sources for the Katanga Copperbelt deposits (DRC) insights from Sr and Nd isotope ratios [PDF]
, 2014 The ore deposits of the Central African Copperbelt formed during a multiphase mineralisation process. The basement underlying the Neoproterozoic Katanga Supergroup that hosts the ore, demonstrates the largest potential as metal source.
El Desouky, Hamdy A +4 more
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Advanced Materials Technologies, EarlyView.Here, it is shown that focused ion beam induced deposition (FIBID) using helium and neon ions enables advanced high‐resolution 3D nanoprinting achieving precise multimaterial architectures and engineered internal voids. Thus, FIBID with finely focused noble gas ion species is presented as a unique platform for designing functional nanomaterials for ...
Frances Isabel Allen
wiley +1 more source
TITANOMAGNETITE ORES: MINERAL COMPOSITION AND MÖSSBAUER SPECTROSCOPY [PDF]
Минералогия, 2017 Chemical and mineral composition of ilmenite-titanomagnetite ores from Chiney, Sludinsky, Bystrinsky and Kruchininsky deposits (East Siberia) are studied and compared with those from the Panzhihua pluton in China using microprobe and X-ray diffraction ...
V.P. Lyutoev +5 more
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