 | | Journal (article/letter/editorial) | | High-sulfidation copper–gold lode deposits such as Chinkuashih, Taiwan, Lepanto, Philippines, and Goldfield, Nevada...generated new, highly permeable fractures localized by the embrittled, altered rock. The new fractures...metal species due to vapor decompression through the new fracture array. The switch from sulfate to sulfide...studies provided in the later discussion – Chinkuashih, Taiwan, Lepanto, Philippines, and Goldfield, Nevada...while specific dynamic histories differ from district to district, the geologic data clearly evidence that |  | | Journal (article/letter/editorial) | | (Blackfoot Disease Area) and the Lanyang Plain of Taiwan a a Charles Lewis , Dahtong Ray & Kit-Kwan Chiu...Chiu a a National Cheng Kung University, Taiwan Published online: 06 Aug 2010. To cite this article:...(Blackfoot Disease Area) and the Lanyang Plain of Taiwan, International Geology Review, 49:10, 947-961,...(Blackfoot Disease Area) and the Lanyang Plain of Taiwan CHARLES LEWIS,1 Department of Resources Engineering...Laboratory, National Cheng Kung University; Tainan, Taiwan ROC Downloaded by [The University of Manchester |  | | Journal (article/letter/editorial) | | low-density magmatic vapor with very limited, if any, groundwater mixing. They are characterized by an initial...McLaughlin, California that formed near-surface in groundwater-dominated hydrothermal systems where magmatic...Red Mountain, CO6, Underground sample, Longfellow Mine, Red Mountain, Silverton, Colorado). Images: a)...geologic data. Neither can these models accommodate the new high temperature data for the Sulfide Stage so that...geochemistry of high-sulfidation deposits. We then provide a new hypothesis for the origin of these important gold |  | | Book | | Press (a division of Pinter Publishers) London and New York © University College, London 1991 First...and eastern Taiwan P.B. Yuan 4 The structural landforms of the Coastal Range of eastern Taiwan Jiun-Chuan...active arc—continent collision zone of eastern Taiwan Ping-Mei Liew, Moon-Lung Hsieh and Cheng-Kuo Lai...Extensional and compressional tectonics in central Taiwan Chia-Yu Lu, Jian-Cheng Lee and Jin-Fa Lee 7 Neotectonic...W.T. Wu Failure and stability of dip slopes in Taiwan Jiu Jiang Hung and Tzong Te Lee Large loess landslides |  | Hedenquist, Jeffrey W., Matsuhisa, Yukihiro, Izawa, Eiji, White, Noel C., Giggenbach, Werner F., Aoki, Masahiro (1994) Geology, geochemistry, and origin of high sulfidation Cu-Au mineralization in the Nansatsu District, Japan. Economic Geology, 89 (1) 1-30 doi:10.2113/gsecongeo.89.1.1 | Journal (article/letter/editorial) | | , Goldfield,Nevada; Lepanto,Philippines;Chinkuashih, Taiwan;E1Indio, Chile;PuebloViejo, DominicanRepublic)...Geologicmapof the Makurazaki(western)areaof the Nansatsu district(modifiedfrom Ministryof International TradeandIndustry...section (inset,a)through thecomplete Nansatsu district, from oldestmagmatism in thewestto thepresent...(Takenouchi,1983; HeIn additionto the Nansatsu district,otherdeposits denquistet al., 1988). Gold wasfirst...6.6 metric tons;Akeshi, 4.7 metric tons; Chinkuashih, Taiwan(Huang,1955;Folinsbee et al., to early 1987); |  | | Report (chapter) | | Controls on fluid flow in transpressive orogens, Taiwan and New Zealand P. UPTON1*, D. CRAW2, B. YU3 & Y.-G...Hutt 5040, New Zealand 2 Geology Department, University of Otago, PO Box 56, Dunedin 9054, New Zealand...National Taipei University of Technology, Taipei, Taiwan 4 Geosciences Department, National Taiwan University...University, Taipei, Taiwan *Corresponding author (e-mail: p.upton@gns.cri.nz) Abstract: Taiwan and the Southern...Southern Alps of New Zealand are both young transpressive orogens characterized by rapid uplift and exhumation |  | | Journal (article/letter/editorial) | | TREIMAN 1 Instute of Meteoritics, University of New Mexico, Albuquerque NM 87131 lborg@unm.edu 2 Lunar...defined as throughfall, shallow soil water, and groundwater. During the rising limb of the hydrograph, the...approximations to solve for a reduced number of unknowns. New solute-based mass balance calculations for low-order...potential limitations, sensitivity analysis of the new mass balance results, and the more geochemically...Watershed Scale Geochemistry A757 Boise Valley groundwater geochemistry – Origin, infiltration rate and |  | | Journal (article/letter/editorial) | | Canberra, Australia 2 GNS-Science, 3 U.S. Lower Hutt, New Zealand Geological Survey, Denver, Colorado Abstract...metals and sulfur into the depositional regime. New data from Field-Emission SEM analyses of sulfosalt...sulfosalt melt. Discussion We propose that these three new types of observational data for the “copper stage”...microns. 150 bars, assuming that an external groundwater system constrains vapor expansion. The lithostatic...fumaroles and solfataras in active volcanoes. These new data therefore provide an integrated picture of the |  | | Journal (article/letter/editorial) | | Zhejiang, Fujian, Guandong, Hong Kong, Hainan, Taiwan and Guanxi and parts of Anhiu, southeastern Yunnan...along the southeastern side of mainland China, on Taiwan, and on Hainan Island, and is that part of the...on the islands of Hainan and the western side of Taiwan are of Eocene and Pleistocene age, and belong to...old dacite-hosted Chinkuashih epithermal gold deposit on the northern tip of Taiwan (Fig. 2) is the largest...discussed below. 4.1. Zhilingtou deposit and Huangshan district (Chencai – Suichang uplift, Zhejiang province) |  | | Journal (article/letter/editorial) | | question is now possible, by combination of the new microanalytical inclusion data with a re-interpretation...magmatic fluids (single-phase or vapour) or from groundwater penetrating downward from the hydrosphere (modified...process Lepanto, Philippines Frieda River, Papua New Guinea Bor, Serbia; Recs, Hungary Maricunga Belt...(1999, Fig. 2f) Rodalquilar Buffalo deposit, Chinkuashih, Taiwan Hedenquist et al. (1994b) Spycher and Reed...publications Nansatsu district, Japan Goldfield, Nevada Summitville, Colorado Chinkuashih, Taiwan Furtei, Sardinia |  | | Journal (article/letter/editorial) | | magmatic-hydrothermal and hydromag- the Cabeza de Vaca district (Sillitoe and Sawkins, matic processesand therefore...deposit Childs-Aldwinklepipe in the Copper Creek district typesare generallyabsentfrom arc terranes,amag-...Granodiorite,an- Arizona desitic volcanics Ortiz, New Quartzite, pyroclas- Mexico rounded tiary rounded...entedby tourmalineand a brecciapipe.Yabricoya district,Chile.Geologypickhandleas sericitizedalongfra...dSawkins,1983), Childs-Aldwinkle,Copper Creek district (Kuhn, 1941), and Los Verdes, Buena in an exceptionally |  | | Report (volume) | | Bandelier Tuff, Valles Caldera, Jemez Mountains, New Mexico An Active Geothermal System Associated with...Deposits in the Terrill Mountains Area, Holy Cross District, Churchill County, Nevada By Stephen G. Peters...simply a heat engine? Even the use of sophisticated new technologies in the post-World War II era has not...epithermal mineralization in the Holy Cross mining district. This work permits an evaluation of the mineral...ores. His results are encouraging for the use of new airborne and satellite technologies in the search |  | | Journal (article/letter/editorial) | | have been derived from magmatic gases or from groundwater contaminated by these gases ŽBrimhall and Ghiorso...much exploration attention. The Chinkuashih acid-sulfate deposit in Taiwan might be hosted by a PIA-type...rocks have been reported from Puerto Rico, Fiji, New Guinea, Italy and Mexico, with some of these rocks...Deposits of the United States, 1933– 1967. AIME, New York, pp. 359–369. Escalante, G.., 1990. The geology...Ordovician shoshonitic Goonumbla volcanic complex, New South Wales, Australia. Econ. Geol. 90, 1506–1532 |  | | Journal (article/letter/editorial) | | . . . . . . . . . . . . . . . . . . . . . . . . New analytical procedures to increase the resolution.... . . . . . . . . . . . . . . . . . . . . . . A new technique for surface and shallow subsurface paleobarometry...inclusion studies of the Chinkuashih high-sulfidation gold–copper deposits in Taiwan Y. Wang, M. Sasaki, M...composition of authigenic clay minerals, South Island, New Zealand C.P. Chamberlain, M.A. Poage, D. Craw and...Shield brines: evaporation or freezing of seawater? New lithium isotope and geochemical evidence from the |  | | Journal (article/letter/editorial) | | and released into the liquid reservoir or formed new products on the interface of liquid-solid. SEM observation... Ganges-Brahmaputra basin, Southwest China and Taiwan) suggest that the global ocean delivery of sulfide-derived...temperature ultramafic-hosted vent fields such as Lost City, and we discuss a conceptual model that links time-variable...the Tongling region is an important metal ore district with world famous skarn deposits [1-6]. Recently...Atmospheric Sciences, Cornell University, Ithaca, New York 14853-1504, USA Gas seeps widely occurred on |  | Zhai, Wei, Sun, Xiaoming, Sun, Weidong, Su, Liwei, He, Xiaoping, Wu, Youliang (2009) Geology, geochemistry, and genesis of Axi: A Paleozoic low-sulfidation type epithermal gold deposit in Xinjiang, China. Ore Geology Reviews, 36 (4) 265-281 doi:10.1016/j.oregeorev.2009.04.003 | Journal (article/letter/editorial) | | Technology of China, Heifei, 230026, PR China e Axi Gold Mine, Yining, Xinjiang, 835000, PR China b c a r t i...Golden Cross in New Zealand, Ladolam and Porgera in Papua New Guinea, Chinkuashih in Taiwan, Zijinshan and...northwestern China, approximately 50 km NW of Yining city. The deposit occurs in the Tulasu volcanic fault-basin...overlie the basement. In the vicinity of the Axi mine, the total thickness of the Dahalajunshan Formation...bodies outwards. In the northeastern part of Axi mine, the Lower Carboniferous Aqialehe Formation unconformably |  | Wang, Qiang, Wang, Xueqiu, Liu, Hanliang, Tian, Mi, Zhang, Baoyun, Li, Ruihong, Yang, Deping, Xiong, Yuxin (2021) Targeting deep-seated gold deposits: A study from the qujia gold deposit, Shandong province, China. Applied Geochemistry, 130. 104982pp. doi:10.1016/j.apgeochem.2021.104982 | Journal (article/letter/editorial) | | in the same mineralization belt of the Jiaodong district. Keywords: Jiaodong Deep-seated Au ore Body Borehole...rate of deep-seated gold ore bodies in the Qujia district and could even extend to the entire Jiaodong area...the groundwater chemistry in the Laizhou aera because the dominant iron species in the groundwater are...quartz pebble conglomerate gold placers, southland, New Zealand. Ore Geol. Rev. 28 (4), 525–545. Fang, J...as a useful pathfinder for the Chinkuashih enargite-gold deposits, Taiwan. J. Geochem. Explor. 84, 3–20 |  | Arribas, Antonio, Rytuba, J.J., Rye, R.O., Cunningham, C.G., Podwysocki, M.H., Kelly, W.C., Arribas, Antonio, McKee, E.H., Smith, James G. (1989) Preliminary study of the ore deposits and hydrothermal alteration in the Rodalquilar caldera complex, southeastern Spain. Open-File Report Vol. 1989 (89-327) US Geological Survey doi:10.3133/ofr89327 | Report (issue) | | alunite-jarosite veins are extensive throughout the district to a depth of about 50 m. Stable isotope data...to the north of the image surrounding the Palai Mine, 2 km west of the town of Carboneras (north of the...discussed further in this study. The Rodalquilar district can be divided into two major areas of very intensely...altered and mineralized area around the (Maria Josefa mine, Fig. 1). The three areas, Maria Josefa, Cinto,...the north section of the level 4 road of the Cinto Mine (Fig. 5). ' Deep drilling in the core of the Cinto |  | | Journal (article/letter/editorial) | | in quartz vein and "albitite" intrusion areas per mine level suggest that the ore fluid and dyke magma...four active, calc-alkaline volcanoes (White Island, New Zealand; Mt. St. Helens, U.S.A.; Merapi, Indonesia;...~ 10% for deep fluid in the Taupo Volcanic Zone, New Zealand, derived from CO2, N> He, Ar, H20 and C1...significant magmatic volatile input (e.g., Baguio district, Philippines). In addition, as Sillitoe (1989)...history, Lyon and Hulston ( 1984 ) have shown for New Zealand geothermal systems that isotope partitions |  | | Journal (article/letter/editorial) | | Ubearing minerals from the Vale de Abrutiga uranium mine area, Central Portugal N. Jb. Miner. Abh 185/2,...40672085 and 40872089). A183 Estimating submarine groundwater discharge into Xiamen Bay (China) using naturally-occuuring...submarine discharge of chemical species carried by groundwater has been found to be significant, eventually...and ecosystems. Chemical tracers of Submarine groundwater discharge (SGD), such as radium isotopes, have...226Ra, 228Ra,δD andδ18O of seawater and coastal groundwater in the Bay of Xiamen were measured to study SGD |  | Kouhestani, Hossein, Mokhtari, Mir Ali Asghar, Chang, Zhaoshan, Johnson, Craig A. (2018) Intermediate sulfidation type base metal mineralization at Aliabad-Khanchy, Tarom-Hashtjin metallogenic belt, NW Iran. Ore Geology Reviews, 93. 1-18 doi:10.1016/j.oregeorev.2017.12.012 | Journal (article/letter/editorial) | | mixing of early magmatic fluids with circulating groundwater causing deposition of base metals due to dilution...metallogenic belt (THMB) approximately 30 km east of the city of Zanjan, northwestern Iran (Fig. 1). The THMB...analyses were performed at the National Isotope Centre, New Zealand, using a laser-based extraction technique...other epithermal systems such as those in Japan, New Zealand and Mexico (e.g., Sherlock et al., 1995;...data. In: Albinson, T., and Nelson, C.E., (Eds.), New Mines and Discoveries in Mexico and Central America |  | | Journal (article/letter/editorial) | | associated with Si, Al, Fe gels in a granitic uranium mine 158 Ž1999. 81 Allegre, C.J., see Bourdon, B. 157...Shield brines: evaporation or freezing of seawater? New lithium isotope and geochemical evidence from the...composition of authigenic clay minerals, South Island, New Zealand 155 Ž1999. 279 Chan, L.H., W.P. Leeman and...Ž1999. 189 Dougherty-Page, J.S. and J.M. Bartlett, New analytical procedures to increase the resolution...Volumes 153–161 Newell, K.D. and R.H. Goldstein, A new technique for surface and shallow subsurface paleobarometry |  | | Journal (article/letter/editorial) | | at: No. 19, Beitucheng Western Road, Chaoyang District, 100029 Beijing, P.R. China. E-mail address:...Mexico, the United States, Canada, Chile, Peru, Papua New Guinea, and Japan. Lindgren (1922, 1933) first defined...al., 2002), Baguio district of the Philippines and Morobe goldfield of Papua New Guinea (Sillitoe, 1989)...carbonate (propylitic) alteration that may be district-wide in extent (Hedenquist et al., 2000). The...fault-control should be Wafi IS system in Papua New Guinea, in which the Compass fault conspicuously |  | Holley, Elizabeth A., Monecke, Thomas, Bissig, Thomas, Reynolds, T. James (2017) Evolution of High-Level Magmatic-Hydrothermal Systems: New Insights from Ore Paragenesis of the Veladero High-Sulfidation Epithermal Au-Ag Deposit, El Indio-Pascua Belt, Argentina. Economic Geology, 112 (7) 1747-1771 doi:10.5382/econgeo.2017.4528 | Journal (article/letter/editorial) | | Evolution of High-Level Magmatic-Hydrothermal Systems: New Insights from Ore Paragenesis of the Veladero High-Sulfidation...Condensation of the magmatic vapor into ambient groundwater generated the highly acidic waters responsible...investigations on the alteration minerals. These data provide new critical insights into the evolution of magmatic-hydrothermal...mineralogical study summarized here provides critical new constraints on the processes leading to acidic alteration...through condensation of magmatic vapor into groundwater (Stoffregen, 1987; Giggenbach et al., 1990; Rye |  | Bethke, Philip M., Rye, Robert O., Stoffregen, Roger E., Vikre, Peter G. (2005) Evolution of the magmatic-hydrothermal acid-sulfate system at Summitville, Colorado: integration of geological, stable-isotope, and fluid-inclusion evidence. Chemical Geology, 215 (1) 281-315 doi:10.1016/j.chemgeo.2004.06.041 | Journal (article/letter/editorial) | | quartz monzonite porphyry intrusion underlies the district and is cut and overlain by pyrite–quartz stockwork...the geology, mineralogy, and geochemistry of the district (Steven and Ratté, 1960; Stoffregen, 1985, 1987;...weathering of such deposits in both natural and mine-related exposure (Gray et al., 1994). Deposits having...areas of Cenozoic volcanism, such as Chinkuashi, Taiwan (Huang, 1955), Goldfield, Nevada (Ashley, 1974;...al., 1998). Isotopic studies of the Summitville district, begun in early 1984, were seminal in the development |
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