Results 121 to 130 of about 623,895 (284)
Report of Workshop on Mount Saint Helens: Its Atmospheric Effects and Potential Climatic Impact [PDF]
The atmospheric and potential climatic aspects of a volcanic eruption were discussed.
Deepak, Adarsh, Newell, Reginald E.
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APLIKASI METODE GEOMAGNET DALAM EKSPLORASI PANASBUMI
Geophysics is a part of earth science that studies the Earth using the rules or principles of physics. Geophysicalmethods are divided into several methods, namely: gravity method, geomagnet, seismic, geoelectric andgeoradar.Geothermal energy is stored in
Sudaryo Broto
doaj
Towards OWL-based Knowledge Representation in Petrology
This paper presents our work on development of OWL-driven systems for formal representation and reasoning about terminological knowledge and facts in petrology.
Kudryavtsev, Dmitry +2 more
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Sedimentological and stratigraphic evolution of the southern part of the Barberton greenstone belt: A case of changing provenance and stability [PDF]
The sedimentological and stratigraphic evolution of the 3.5 to 3.3 Ga Barberton Greenstone Belt can be divided into three principal stages: (1) the volcanic platform stage during which at least 8 km of mafic and ultramafic volcanic rocks, minor felsic ...
Byerly, G. R., Lowe, D. R.
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ZEOLITES IN MAFIC PYROCLASTIC ROCKS FROM THE SANDIKLI-AFYONKARAHISAR
Geologic mapping and crystal-chemical analysis of Middle-Upper Miocene volcanics in the Sandikli-Afyonkarahisar region of Turkey, coupled with published zeolite analyses has revealed that western Turkey hosts unique zeolitic mineral assemblages with distinct paragenetic sequences. The present investigation focused on pyroclastic deposits, including low
Ozpinar, Y, Semiz, B, Schroeder, PA
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Rhyolitic components of the Michipicoten greenstone belt, Ontario: Evidence for late Archaen intracontinental rifts or convergent plate margins in the Canadian Shield? [PDF]
Rhyolitic rocks often are the dominant felsic end member of the biomodal volcanic suites that characterize many late Archean greenstone belts of the Canadian Shield.
Attoh, K. +2 more
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Submarine pyroclastic rocks of the La Palma «Ophiolite» complex
The basement of La Palma (Canary Islands) consists of plutonic and hypabyssal intrusive and a submarine series, 2.5 km thick. Pyroclastic rocks increase in thickness upwards in the section and dominate at the top where they are several 100 meters thick.
Staudigel, S., Schmincke, H.-U.
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The Sudbury-Serenitatis analogy and 'so-called' pristine nonmare rocks [PDF]
The Serenitatis Basin is the one lunar basin from which we confidently identify a suite of samples as pieces of the impact melt sheet: the distinctive Apollo 17 noritic breccias.
Warren, Paul H.
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