The electronics sub-index. TELI rose 2. TFNI was up 1. Local investors usually view U. Taiwan Semiconductor Manufacturing Co. N , jumped 5. Smaller rival United Microelectronics Corp. N gained 3. Simon Chao, an assistant vice president at Uni-President Asset Management, expected the index to trade at around 7, to 7, points next week.
TW shares rose 2. For story, double click on [nTP]. TW rose 2. TW , its smaller rival, gained 1. KS reported an 8. For story, double click on [nSEO]. TW jumped 4.
TW rose 1. For story, double click on [nSP]. Porphyry copper systems. Economic Geol. Sinclair, W. Porphyry deposits. Kelley, K. Water and the oxidation state of subduction zone magmas. Science , — Zellmer, G. Volatiles in subduction zone magmatism. Richards, J. The oxidation state, and sulfur and Cu contents of arc magmas: implications for metallogeny.
Lithos , 27—45 Geology 41 , — Wilkinson, B. Tectonism and exhumation in convergent margin orogens: insights from ore deposits. Fakhraee, M. Proterozoic seawater sulfate scarcity and the evolution of ocean—atmosphere chemistry.
Stolper, D. A record of deep-ocean dissolved O 2 from the oxidation state of iron in submarine basalts. Nature , — Shields-Zhou, G. The case for a Neoproterozoic oxygenation event: geochemical evidence and biological consequences.
GSA Today 21 , 4—11 Article Google Scholar. Evans, K. The relationship between subduction zone redox budget and arc magma fertility. Earth Planet. Neoproterozoic to early Phanerozoic rise in island arc redox state due to deep ocean oxygenation and increased marine sulfate levels.
Natl Acad. USA , — Candela, P. A review of shallow, ore-related granites: textures, volatiles, and ore metals. Controls on ore metal ratios in granite-related ore systems: an experimental and computational approach.
Earth Environ. CAS Google Scholar. Macey, P. Precambrian Res. Minnitt, R. Grumbley, N. Master thesis Trinity College Dublin, Reid, D. Seedorff, E. Porphyry deposits: characteristics and origin of hypogene Features. Society of economist Geologists, Inc. Jacobs, J. The Kalahari Craton during the assembly and dispersal of Rodinia.
Valley, J. Contrib Mineral. Konecke, B. An experimental calibration of a sulfur-in-apatite oxybarometer for mafic systems. Acta , — Loucks, R. New magmatic oxybarometer using trace elements in zircon. Wones, D. Mineral 74 , — Stock, M. Tracking volatile behaviour in sub-volcanic plumbing systems using apatite and glass: insights into pre-eruptive processes at Campi Flegrei, Italy. Nash, W.
Compositional and temperature effects on sulfur speciation and solubility in silicate melts. Matjuschkin, V. The effect of pressure on sulphur speciation in mid- to deep-crustal arc magmas and implications for the formation of porphyry copper deposits. Ferry, J. New thermodynamic models and revised calibrations for the Ti-in-zircon and Zr-in-rutile thermometers. Parat, F. Sulfur-bearing magmatic accessory minerals. Peng, G. Factors controlling sulfur concentrations in volcanic apatite. Condie, K.
Episodic continental growth and supercontinents: a mantle avalanche connection? Carmichael, I. The redox states of basic and silicic magmas: a reflection of their source regions?
Ballhaus, C. Wood, B. Mantle oxidation state and its relationship to tectonic environment and fluid speciation. Parkinson, I. The redox state of subduction zones: insights from arc-peridotites. Brounce, M. Temporal evolution of mantle wedge oxygen fugacity during subduction initiation.
Geology 43 , — Benard, A. Oxidising agents in sub-arc mantle melts link slab devolatilisation and arc magmas. Bucholz, C.
Oxygen fugacity at the base of the Talkeetna arc, Alaska. Tang, M. Lee, C. How to make porphyry copper deposits. Macpherson, C. Adakites without slab melting: High pressure differentiation of island arc magma, Mindanao, the Philippines. Davidson, J. Geology 35 , — Weller, O.
Record of modern-style plate tectonics in the Palaeoproterozoic Trans-Hudson orogen. Francois, C. Evidence for a 2 Ga subduction zone: Eclogites in the Usagaran belt of Tanzania.
Geology 23 , — Yin, A. Plate-tectonic processes at ca. Geology 48 , — Planavsky, N. Sulfur record of rising and falling marine oxygen and sulfate levels during the Lomagundi event. Lyons, T. Ancient sulfur cycling and oxygenation of the early biosphere.
Elements 6 , 93—99 Steadman, J. Evidence for elevated and variable atmospheric oxygen in the Precambrian. Sulfur and chalcophile elements in subduction zones: constraints from a laser ablation ICP-MS study of melt inclusions from Galunggung Volcano, Indonesia. Acta 65 , — Tectono-magmatic precursors for porphyry Cu- Mo-Au deposit formation. Kylander-Clark, A. Laser-ablation split-stream ICP petrochronology.
Paton, C. Iolite: Freeware for the visualisation and processing of mass spectrometric data. Improved laser ablation U—Pb zircon geochronology through robust downhole fractionation correction. Ludwig, K. Mattinson, J. Tapster, S. Rapid thermal rejuvenation of high-crystallinity magma linked to porphyry copper deposit formation; evidence from the Koloula Porphyry Prospect, Solomon Islands. McLean, N. Geochim Cosmochim Acta , — Condon, D. Jaffey, A. Precision measurement of half-lives and specific activities of U and U.
Hiess, J. Cheng, H. The half-lives of uranium and thorium Luvizotto, G. Rutile crystals as potential trace element and isotope mineral standards for microanalysis. Zack, T. Bracciali, L. Wiedenbeck, M. Kemp, A. Geoanalytical Res. Fisher, C. Bouvier, A. Rezeau, H. Temporal and genetic link between incremental pluton assembly and pulsed porphyry Cu-Mo formation in accretionary orogens. Geology 44 , — Black, L. Stormer, J. Variation of F-X-Ray and Cl-X-Ray intensity due to anisotropic diffusion in apatite during electron-microprobe analysis.
Mineralogist 78 , — Goldoff, B. Characterization of fluor-chlorapatites by electron probe microanalysis with a focus on time-dependent intensity variation of halogens. Ravel, B. Synchrotron Radiat. Wojdyr, M. Piccoli, P. Sulfur partitioning between apatite and melt and effect of sulfur on apatite solubility at oxidizing conditions. Contributions Mineral. Streck, M. Sulfur evolution of oxidized arc magmas as recorded in apatite from a porphyry copper batholith.
Geology 26 , — Sun, S. Chemical and isotopic systematics of oceanic basalts: implications for mantle composition and processes. Zircon megacrysts from kimberlite: oxygen isotope variability among mantle melts. Mantle melting as a function of water content beneath the Mariana Arc.
Download references. We acknowledge the access permission to the drill cores and exploration database, and the logistic assistance from P. Leveille and V. We appreciate the assistance from D. Crabtree at Ontario GeoLabs on electron microprobe analyses.
Thanks to T.
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