Results 41 to 50 of about 776,982 (368)
Geochemistry and petrogenesis of volcanic rocks from Daimao Seamount (South China Sea) and their tectonic implications [PDF]
The South China Sea (SCS) experienced three episodes of seafloor spreading and left three fossil spreading centers presently located at 18°N, 17°N and 15.5°N.
Castillo, P+5 more
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Reproducing past subduction and mantle flow using high-resolution global convection models
Plate subduction drives both the internal convection and the surface geology of the solid Earth. Despite the rapid increase of computational power, it remains challenging for geodynamic models to reproduce the history of Earth-like subduction and ...
JiaShun Hu, LiJun Liu, Quan Zhou
doaj +1 more source
Changing Sources of Magma Generation Beneath Intra-Oceanic Islands Arcs: An Insight From the Juvenile Kohistan Island Arc, Pakistan Himalaya [PDF]
The Kohistan arc, situated in the Pakistan Himalaya, is a Cretaceous intraoceanic island arc which was initiated during the northward movement of the Indian Plate. The arc was sutured to Asia at ca. 100 Ma.
Bignold, Stella+2 more
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Remote sensing methods are a vital alternative for regional exploration surveys. Many ore deposits (e.g., epithermal, porphyry-related, volcanogenic massive sulphides, etc.) have distinct distribution patterns of alteration zones that can be used for ...
Wanduku Tende Andongma+5 more
doaj
New Theory of the Earth is an interdisciplinary advanced textbook on all aspects of the interior of the Earth and its origin, composition, and evolution: geophysics, geochemistry, dynamics, convection, mineralogy, volcanism, energetics and thermal ...
Anderson, Don L.
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The Economic Geology of Scandium, the Runt of the Rare Earth Element Litter
Scandium is currently in high demand because of a number of technological advances in the aerospace and automotive sectors of the global economy. In this paper, we review the properties of scandium, the geology of the major economic and potentially ...
A. Williams-Jones, O. Vasyukova
semanticscholar +1 more source
The central issues in petrology have remained remarkably unchanged in the last 50 years. In igneous petrology, the focus is on understanding the nature and cause of diversity in igneous rocks: on identifying primary magma types and constraints on the ...
Stolper, Edward
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Weisen Shen,1 Michael H. Ritzwoller,1 Dou Kang,2 YoungHee Kim,3 Fan-Chi Lin,4 Jieyuan Ning,2 Weitao Wang,5 Yong Zheng6 and Longquan Zhou7 1Department of Physics, University of Colorado at Boulder, Boulder, CO 80309, USA.
W. Shen+8 more
semanticscholar +1 more source
Experimental constraints on the damp peridotite solidus and oceanic mantle potential temperature
Turning up the mantle temperature The temperature at which Earth's mantle begins to melt is a long-standing question in geology. Sarafian et al. present a clever set of experiments to determine the impact of small amounts of water on the melting ...
E. Sarafian+3 more
semanticscholar +1 more source
The application of S isotopes and S/Se ratios in determining ore-forming processes of magmatic Ni–Cu–PGE sulfide deposits: a cautionary case study from the northern Bushveld Complex [PDF]
The application of S/Se ratios and S isotopes in the study of magmatic Ni–Cu–PGE sulfide deposits has long been used to trace the source of S and to constrain the role of crustal contamination in triggering sulfide saturation.
Boyce, Adrian J.+3 more
core +2 more sources