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Геология России: Recent submissions
Now showing items 481-500 of 40116
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(2006)This research work reports on the thermal and structural properties of powdered Ca-rich montmorillonite induced by mechanical deformation, which involves simultaneous compression and shear in a controlled thermodynamic ...
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(2006)Recently, a new mica phase Cs-tetra-ferri-annite has been synthesized and studied. This phase has been investigated because its high structural stability and assumed associated low leachability for Cs suggest that it may ...
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(2006)There are stratified and stratoid metabasic-ultrabasic rocks in the bottom of epimetamorphic Yunkai Group. They distribute along the northestern edge of Yunkai upwelling area, western Guangdong province, China. The metabasic ...
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(2006)We measured 87Sr/86Sr ratios on 41 olivine-hosted melt inclusions from nine Samoan basalts using laser ablation multi-collector (LA-MC) ICPMS. 87Sr/86Sr ratios are corrected for mass bias after eliminating major isobaric ...
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(2006)Eclogite was first discovered in the Lasha terrane, northeast to the Lasha City. The eclogite occurs as a 500-600 m thick belt, extending in EW for over 10 km. Most eclogites are massive, coarse-grained and fresh. Three ...
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(2006)Based on the global vector field of plate movement shown by GPS stations chosen averagely, some characteristics of present plate tectonics can be distinguished as follows: (1) from the northern Atlantic ridge to the island ...
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A CASE HISTORY OF PAROXYSMAL EXPLOSION AT STROMBOLI: TIMING AND DYNAMICS OF THE APRIL 5, 2003 EVENT (2006)On April 5, 2003, Stromboli volcano (Italy) produced the most violent explosion of the past 50 years. The event was exceptionally well documented thanks to the presence on the island of several scientists and a large number ...
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(2006)The Panzhihua intrusion, a part of the Emeishan large igneous province, is one of typical V - Ti magnetite ore-bearing layered gabbro intrusions. The Sr, Nd and Pb isotopic data overlap the field of the Emeishan basalts ...
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(2006)Voluminous literature has resulted from study of the geology and tectonic environments of the eastern Tianshan Mountains in Paleozoic, whereas tectonic evolution of the eastern Tianshan Mountains in Indosinian has not been ...
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(2006)SHRIMP U-Pb age for zircons, major and trace elements and Nd-Sr isotopic compositions for biotite monzonitic granite of Caizhong in Kangguertage area in eastern Tianshan of the Xinjiang are studied in this paper. A 206Pb/238U ...
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(2006)The Tianshan is a Cenozoic intracontinental orogenic belt. To constrain its deformation history during Mesozoic and Cenozoic, we conducted integrated research on apatite fission track dating from different sections across ...
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(2006)The mafic high-pressure rocks from the western Tianshan exhibit an interconnected network of eclogite-facies veins derived by prograde blueschist dehydration. They provide insight into fluid-rock interactions and element ...
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(2006)In the study of the sources of the Altay granitoids, Pb isotopic composition of feldspar from various typical syn-orogenic and post-orogenic and mafic intrusions from the Altay are analyzed. The results show that the ...
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(2006)Based on the geological data the authors collected in northern Xinjiang in the last two decades, together with a comprehensive analysis on the existent geological and geophysical data, they discussed the present-day crustal ...
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(2006)In the past twenty years 18 Cu - Ni sulfide deposits and occurrences were discovered in the Chinese Tianshan and Altay orogenic belts in northern Xinjiang, China. There are several belts and ore districts along several ...
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(2006)The differential salt tectonic deformation and segmentation in the Kuqa foreland fold-thrust belt have been observed by field observation, geographic information system (GIS) analysis, 3D visualization, salt-related ...
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(2006)This paper briefly introduces the tectonic environment, geology, metallogeny, typical mineral deposits and metallogenic model of the Altay metallogenic belt in Kazakhstan. The Rudny Altay in Kazakhstan is an important VHMS ...
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(2006)Distribution area of marine carbonate sediment in our country amount to about 3 million square kilometers and it has been considered as the potential petroleum exploration area all the time. But till today the exploration ...
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(2006)The Paleo-Mesoproterozoic alkaline-rich intrusive rocks, mostly distributed in or near Yan-Liao triple-junction aulacogen system and Liao-Ji aulacogen along the north part of the North China Craton (NCC), are composed of ...
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(2006)The deep earth fluids compose mainly NaCl-H2O. The properties of the earth fluids are getting to change with their locations in the different depth, form low temperature and pressure in the shallow to high temperature and ...
Now showing items 481-500 of 40116