 | de Ronde, Cornel E., Faure, Kevin, Bray, Colin J., Chappell, Debra A., Wright, Ian C. (2003) Hydrothermal fluids associated with seafloor mineralization at two southern Kermadec arc volcanoes, offshore New Zealand. Mineralium Deposita, 38 (2) 217-233 doi:10.1007/s00126-002-0305-4 | Journal (article/letter/editorial) | | mineralization at two southern Kermadec arc volcanoes, offshore New Zealand Received: 12 September 2001...from Brothers and Rumble II West volcanoes of the southern Kermadec frontal arc, northeast of New Zealand...Zealand. Both are caldera-forming volcanoes with Brothers largely dacitic and Rumble II West basaltic to...to seawater values (3.2 wt%). About 15% of the Brothers salinity data range to both lower (2.2 wt%) and...in barite range between 175 and 322 C for the Brothers samples, and between 205 and 268 C for one Rumble |  | Berkenbosch, H. A., de Ronde, C. E. J., Gemmell, J. B., McNeill, A. W., Goemann, K. (2012) Mineralogy and Formation of Black Smoker Chimneys from Brothers Submarine Volcano, Kermadec Arc. Economic Geology, 107 (8) 1613-1633 doi:10.2113/econgeo.107.8.1613 | Journal (article/letter/editorial) | | Formation of Black Smoker Chimneys from Brothers Submarine Volcano, Kermadec Arc H. A. BERKENBOSCH,†,1 C.E.J...Science, 1 Fairway Drive, Avalon, Lower Hutt 5010, New Zealand Science Laboratory, University of Tasmania,...7001, Australia Abstract Brothers caldera volcano is a submarine volcano of dacitic composition, located...located on the Kermadec arc, New Zealand. It hosts the NW caldera vent field perched on the steep slope...results in a chalcopyrite-rich core with pyrite/marcasite and sphalerite occurring predominantly near the |  | | Journal (article/letter/editorial) | | hydrothermal sulfide mineralization from southern Kermadec arc volcanoes (SW Pacific) I.C. Wright a a,Ł...Research (NIWA), PO Box 14-901, Wellington, New Zealand b Institute of Geological and Nuclear Sciences...Sciences (IGNS), PO Box 31-312, Lower Hutt, New Zealand c Department of Geochemistry, Geological Survey of...University of Wellington, PO Box 600, Wellington, New Zealand Received 2 April 1998; revised version received...southern Kermadec frontal arc volcanoes (Brothers and Rumble II West) of the ¾1200 km long, Kermadec–Havre |  | | Journal (article/letter/editorial) | | Metallogenesis and Mineralization of Intraoceanic Arcs I: Kermadec Arc—Introduction C. E. J. DE RONDE,1,† D. A. BUTTERFIELD... Science, P.O. Box 30-368, Lower Hutt 5040, New Zealand of Washington, Joint Institute for the Study...Oceans, Box 354925, Seattle, Washington 98195 The Kermadec intraoceanic arc marks the southernmost section...southward to New Zealand. The Kermadec arc, striking for 1,200 km from Monowai volcano to the North Island...Island of New Zealand, represents the southern portion of the contiguous ~2,500-km Kermadec-Tonga arc |  | de Ronde, C. E. J., Walker, S. L., Ditchburn, R. G., Tontini, F. C., Hannington, M. D., Merle, S. G., Timm, C., Handler, M. R., Wysoczanski, R. J., Dekov, V. M., Kamenov, G. D., Baker, E. T., Embley, R. W., Lupton, J. E., Stoffers, P. (2014) The Anatomy of a Buried Submarine Hydrothermal System, Clark Volcano, Kermadec Arc, New Zealand. Economic Geology, 109 (8) 2261-2292 doi:10.2113/econgeo.109.8.2261 | Journal (article/letter/editorial) | | Submarine Hydrothermal System, Clark Volcano, Kermadec Arc, New Zealand C.E.J. de Ronde,1,† S.L. Walker,2...Drive, Avalon, PO Box 30-368, Lower Hutt 6315, New Zealand Marine Environmental Laboratory, National Oceanic...Victoria University of Wellington, Wellington 6012, New Zealand 6 National Institute of Water and Atmospheric...Atmospheric Research, PO Box 14-901, Wellington, New Zealand 7 IFREMER, Centre de Brest, Department of Marine Geosciences...Pacific Abstract Clark volcano of the Kermadec arc, northeast of New Zealand, is a large stratovolcano |  | Leybourne, M. I., Schwarz-Schampera, U., de Ronde, C. E. J., Baker, E. T., Faure, K., Walker, S. L., Butterfield, D. A., Resing, J. A., Lupton, J. E., Hannington, M. D., Gibson, H. L., Massoth, G. J., Embley, R. W., Chadwick, W. W., Clark, M. R., Timm, C., Graham, I. J., Wright, I. C. (2012) Submarine Magmatic-Hydrothermal Systems at the Monowai Volcanic Center, Kermadec Arc. Economic Geology, 107 (8) 1669-1694 doi:10.2113/econgeo.107.8.1669 | Journal (article/letter/editorial) | | Magmatic-Hydrothermal Systems at the Monowai Volcanic Center, Kermadec Arc MATTHEW I. LEYBOURNE,1,†,* ULRICH SCHWARZ-SCHAMPERA...Pacific Science, P.O. Box 30-368, Lower Hutt, New Zealand of Earth Sciences, University of Ottawa, Ottawa...Atmospheric Research, Greta Point, Wellington 6241, New Zealand 11 National Oceanography Centre, Southampton...at the midpoint along the ~2,530-km-long Tonga-Kermadec arc system. The Monowai volcanic center is comprised...this nested caldera system is a large composite volcano, Monowai cone, which rises to within ~100 m of |  | de Ronde, Cornel E. J., Massoth, Gary J., Butterfield, David A., Christenson, Bruce W., Ishibashi, Junichiro, Ditchburn, Robert G., Hannington, Mark D., Brathwaite, Robert L., Lupton, John E., Kamenetsky, Vadim S., Graham, Ian J., Zellmer, Georg F., Dziak, Robert P., Embley, Robert W., Dekov, Vesselin M., Munnik, Frank, Lahr, Janine, Evans, Leigh J., Takai, Ken (2011) Submarine hydrothermal activity and gold-rich mineralization at Brothers Volcano, Kermadec Arc, New Zealand. Mineralium Deposita, 46 (5) 541-584 doi:10.1007/s00126-011-0345-8 | Journal (article/letter/editorial) | | gold-rich mineralization at Brothers Volcano, Kermadec Arc, New Zealand Cornel E. J. de Ronde & Gary...# Springer-Verlag 2011 Abstract Brothers volcano, of the Kermadec intraoceanic arc, is host to a hydrothermal...Drive, Avalon, PO Box 30-368, Lower Hutt 6315, New Zealand e-mail: cornel.deronde@gns.cri.nz J. E. Lupton...magmatic contributions to the hydrothermal system at Brothers includes: high concentrations of dissolved CO2...systems. Changing physicochemical conditions at the Brothers hydrothermal system, and especially the Cone site |  | de Ronde, C. E. J., Hannington, M. D., Stoffers, P., Wright, I. C., Ditchburn, R. G., Reyes, A. G., Baker, E. T., Massoth, G. J., Lupton, J. E., Walker, S. L., Greene, R. R., Soong, C. W. R., Ishibashi, J., Lebon, G. T., Bray, C. J., Resing, J. A. (2005) Evolution of a Submarine Magmatic-Hydrothermal System: Brothers Volcano, Southern Kermadec Arc, New Zealand. Economic Geology, 100 (6) 1097-1133 doi:10.2113/gsecongeo.100.6.1097 | Journal (article/letter/editorial) | | Magmatic-Hydrothermal System: Brothers Volcano, Southern Kermadec Arc, New Zealand C. E. J. DE RONDE,† Institute...Nuclear Sciences, P.O. Box 31-312, Lower Hutt, New Zealand M. D. HANNINGTON, Department of Earth Sciences...Atmospheric Research, P.O. Box 14-901, Wellington, New Zealand R. G. DITCHBURN, A. G. REYES, Institute of Geological...Nuclear Sciences, P.O. Box 31-312, Lower Hutt, New Zealand E. T. BAKER, Pacific Marine Environmental Laboratory...Nuclear Sciences, P.O. Box 31-312, Lower Hutt, New Zealand J. E. LUPTON, Pacific Marine Environmental Laboratory |  | | Journal (article/letter/editorial) | | of meters, especially near sheltered coasts and islands (Brenchley, 1989; Cheel and Leckie, 1993; Johnson...number of sites is rapidly increasing with several new systems being discovered every year, the known occurrences...sulfide deposits. Brothers volcano is one of many frontal volcanic edifices along the Kermadec arc and is host...sulfide mineralization on an intraoceanic arc volcano (de Ronde et al., 2005). A large zone of discontinuous...and marcasite (de Ronde et al., 2003, 2005, 2011). The Sunrise site at the Myojin Knoll volcano in the |  | Yeats, C. J., Parr, J. M., Binns, R. A., Gemmell, J. B., Scott, S. D. (2014) The SuSu Knolls Hydrothermal Field, Eastern Manus Basin, Papua New Guinea: An Active Submarine High-Sulfidation Copper-Gold System. Economic Geology, 109 (8) 2207-2226 doi:10.2113/econgeo.109.8.2207 | Journal (article/letter/editorial) | | Knolls Hydrothermal Field, Eastern Manus Basin, Papua New Guinea: An Active Submarine High-Sulfidation Copper-Gold...Resource Engineering, P.O. Box 136, North Ryde, New South Wales, Australia 1670 3 Research 4 ARC 5 Marine...opening backarc basin in the Bismarck Sea, Papua New Guinea (PNG; Fig. 1). Significant hydrothermal activity...the eastern Manus basin by the PACMANUS I (Papua New Guinea Australia Canada Manus basin) expedition with...overrides the Australian plate to the south at the New Britain trench. and Scott, 1993). The site, also |  | Keith, Manuel, Häckel, Florian, Haase, Karsten M., Schwarz-Schampera, Ulrich, Klemd, Reiner (2016) Trace element systematics of pyrite from submarine hydrothermal vents. Ore Geology Reviews, 72. 728-745 doi:10.1016/j.oregeorev.2015.07.012 | Journal (article/letter/editorial) | | the Indian and Mid-Atlantic Ridges, the Tonga–Kermadec intra-oceanic arc, the Lau back-arc and the central...represented by samples from Brothers volcano and Volcano 19 from the Tonga–Kermadec arc. 2.1. Mid-ocean ridges...Jade (Izena hole) Kermadec Brothers (caldera) Tonga Volcano 19 (cone) Volcano 19 (caldera) 1-2 ...3. Intra-oceanic arcs Samples from Volcano 19 and Brothers volcano were studied as examples for hydrothermal...hydrothermal activity at intra-oceanic arc volcanoes. Volcano 19 is located at the southernmost part of the Tonga |  | Voudouris, Panagiotis, Kati, Marianna, Magganas, Andreas, Keith, Manuel, Valsami-Jones, Eugenia, Haase, Karsten, Klemd, Reiner, Nestmeyer, Mark (2020) Arsenian Pyrite and Cinnabar from Active Submarine Nearshore Vents, Paleochori Bay, Milos Island, Greece. Minerals, 11 (1) 14 doi:10.3390/min11010014 | Journal (article/letter/editorial) | | hydrothermal pyrite and marcasite, while semi-massive to massive pyrite-marcasite constitute mounds and...and Hg-bearing pyrite (Py I), associated with marcasite, calcite, and apatite, as well as (2) porous and/or...Lau Basin [12,13], the North Fiji Basin [14], the New Hebrides back‐arc [15], and the Marthe Lau Basin...Basin [12,13], the North Fiji Basin [14], the New Hebrides back-arc [15], and the iana Trough [16],[16], as...Examplesinclude include Tonga‐Kermadec intra‐oceanic arc [9,20–23] 200 and thethe Tonga-Kermadec intra-oceanic arc |  | | Journal (article/letter/editorial) | | Ronde GNS Science, PO Box 31-312, Lower Hutt, New Zealand Abstract Samples of chimneys (black smokers)...sea-floor mineralization overprinted (crosscut) by new. In many cases, the 226Ra/Ba dating did not provide...vent fields at Brothers and Clark volcanoes of the Kermadec arc, and East Diamante volcano of the Mariana...226Ra/Ba values for a set of samples from Brothers volcano deviating little more than the errors due...from modern bariterich mineralization at Clark volcano fluctuated well beyond the estimated errors and |  | Petersen, S., Monecke, T., Westhues, A., Hannington, M. D., Gemmell, J. B., Sharpe, R., Peters, M., Strauss, H., Lackschewitz, K., Augustin, N., Gibson, H., Kleeberg, R. (2014) Drilling Shallow-Water Massive Sulfides at the Palinuro Volcanic Complex, Aeolian Island Arc, Italy. Economic Geology, 109 (8) 2129-2158 doi:10.2113/econgeo.109.8.2129 | Journal (article/letter/editorial) | | volcanic complex, the northernmost Aeolian arc volcano in the Tyrrhenian Sea, Italy. Using a lander-type...phase of this main stage. Colloform pyrite and marcasite are the last sulfides formed in the paragenetic...Chadwick et al., 2008; Hein et al., 2014) and Tonga-Kermadec arcs (Stoffers et al., 2006; de Ronde et al.,...occurs in the littoral zone of subaerial volcanic islands. In the Aeolian arc, shallow-water hydrothermal...several submarine volcanoes and off-shore of the islands of Panarea and Vulcano (Honnorez, 1969; Wauschkuhn |  | Berkenbosch, H. A., de Ronde, C.E.J., Ryan, C. G., McNeill, A. W., Howard, D. L., Gemmell, J. B., Danyushevsky, L. V. (2019) Trace Element Mapping of Copper- and Zinc-Rich Black Smoker Chimneys from Brothers Volcano, Kermadec Arc, Using Synchrotron Radiation XFM and LA-ICP-MS. Economic Geology, 114 (1) 67-92 doi:10.5382/econgeo.2019.4620 | Journal (article/letter/editorial) | | Zinc-Rich Black Smoker Chimneys from Brothers Volcano, Kermadec Arc, Using Synchrotron Radiation XFM...Science, 1 Fairway Drive, Avalon, Lower Hutt 5010, New Zealand Scientific and Industrial Research Organisation...(SXFM) on Cu- and Zn-rich chimneys from Brothers volcano, Kermadec arc. The maps cover 84- to 136-mm2 cross...and molten S pooled atop a submarine back-arc volcano. Our enrichment factors show remarkable consistency...volcanoes and indicate Au, Te, Bi, Cu, Ag, and Se in Brothers’ chimneys were magmatically derived. Introduction |  | | Journal (article/letter/editorial) | | Conical Seamount and the Ladolam Gold Deposit, Papua New Guinea J. BRUCE GEMMELL,† ROBINA SHARPE, Centre for...basalt volcano situated 10 km south of Lihir Island in the Tabar-Feni island chain, Papua New Guinea...and precious metal precipitating event (stage 2). New sulfur isotope data allow a reinterpretation of this...subaerial Ladolam gold deposit on Lihir Island, Papua New Guinea. Petersen et al. (2002) published initial...report new laser-ablation and conventional sulfur isotope data for Conical seamount, as well as new conventional |  | A. Marques, Ana Filipa, Roerdink, Desiree L., Baumberger, Tamara, de Ronde, Cornel E. J., Ditchburn, Robert G., Denny, Alden, Thorseth, Ingunn H., Okland, Ingeborg, Lilley, Marvin D., Whitehouse, Martin J., Pedersen, Rolf B. (2020) The Seven Sisters Hydrothermal System: First Record of Shallow Hybrid Mineralization Hosted in Mafic Volcaniclasts on the Arctic Mid-Ocean Ridge. Minerals, 10 (5) 439 doi:10.3390/min10050439 | Journal (article/letter/editorial) | | Drive, Avalon, P.O. Box 30-368, Lower Hut 6315, New Zealand; Cornel.deRonde@gns.cri.nz (C.E.J.d.R.); r.ditchburn@gns...mid-ocean ridge where it lies on top of a flat-topped volcano at ~130 m depth. Up to 200 ◦ C phase-separating...phase-separating fluids vent from summit depressions in the volcano, and from pinnacle-like edifices on top of large...pinnacles on the summit of the Seven Sisters flat-top volcano. Sample GS14ROV14R1 was collected from the top...Diffuse venting is widespread on top of the flat top volcano that hosts the Seven Sisters Diffuse system, venting |  | Fouquet, Y., Pelleter, E., Konn, C., Chazot, G., Dupré, S., Alix, A.S., Chéron, S., Donval, J.P., Guyader, V., Etoubleau, J., Charlou, J.L., Labanieh, S., Scalabrin, C. (2018) Volcanic and hydrothermal processes in submarine calderas: The Kulo Lasi example (SW Pacific) Ore Geology Reviews, 99. 314-343 doi:10.1016/j.oregeorev.2018.06.006 | Journal (article/letter/editorial) | | N-S oriented Alofi ridge. In 2010, the active volcano Kulo Lasi, which represents the most recent volcanic...volcanic zone. Kulo Lasi is a 20 km diameter shield volcano that rises 400 m above the seafloor. It is composed...distinguished at Kulo Lasi caldera. In stage 1, the shield volcano is built. Annular reverse faults develop at the...lowtemperature Fe/Mn mineralization at the summit of the volcano. During stage 2, the caldera collapse, gradually...estimated to be 1.6 km. Annular dykes feeding the new lava flows are controlled by the deep reverse faults |  | Yang, Baoju, Liu, Jihua, Shi, Xuefa, Zhang, Hui, Wang, Xiaojing, Wu, Yonghua, Fang, Xisheng (2020) Mineralogy and sulfur isotope characteristics of metalliferous sediments from the Tangyin hydrothermal field in the southern Okinawa Trough. Ore Geology Reviews, 120. 103464 doi:10.1016/j.oregeorev.2020.103464 | Journal (article/letter/editorial) | | 15 deepsea hydrothermal fields reported above, a new hydrothermal field named “Tangyin” was discovered...such as the Lau Basin, DESMOS, and Brothers caldera on the Kermadec arc, there is significant evidence...sediments derived from surrounding continents and islands, together with volcaniclastic sediments associated...products were sphalerite, wurtzite, galena, pyrite, marcasite, barite, gypsum, and anhydrite (Ueno et al., 2003)...that Se concentration in pyrite can be used as a new geothermometer to estimate pyrite forming temperature |  | Safina, Nataliya P., Melekestseva, Irina Yu., Nimis, Paolo, Ankusheva, Nataliya N., Yuminov, Anatoly M., Kotlyarov, Vasily A., Sadykov, Sergey A. (2016) Barite from the Saf’yanovka VMS deposit (Central Urals) and Semenov-1 and Semenov-3 hydrothermal sulfide fields (Mid-Atlantic Ridge): a comparative analysis of formation conditions. Mineralium Deposita, 51 (4) 491-507 doi:10.1007/s00126-015-0617-9 | Journal (article/letter/editorial) | | (1.4–5.4 wt% NaCleq) pore fluids. Combining our new data with those for other seafloor hydrothermal barite...Devonian dacites and rhyolites, interlayered with volcano-sedimentary rocks and black shales, and (iii) a...the deposit, the sulfide bodies are separated by volcano-sedimentary layers up to 10 m thick. At their margins...al. 2008; Beltenev et al. 2009) barite-rich marcasite–pyrite assemblages formed from lowsalinity fluids...basalts (Fig. 2). Sulfide breccia containing marcasite–pyrite clasts enclosed by sulfide–quartz cement |  | | Journal (article/letter/editorial) | | of Au and Ag grades difficult. However, important new data are coming to light on the actual concentrations...different types of seafloor hydrothermal have provided new clues to the causes of Au enrichment, with important...the calderas of arc-front volcanoes (Sunrise, Brothers); large Cu–Zn deposits in earlystage arc rifts...also have been documented in massive sulfides at Brothers, Palinuro Seamount, and in deposits on the Izu-Bonin...association Source of Au enrichment Examples1 Arc volcano Arc–back-arc rift Rifted continental margin MOR |  | | Journal (article/letter/editorial) | | the past to explain this paradox as the Japanese islands sit above a subduction zone of the type widely...with the volcanoplutonic setting of the Japanese islands? In other words, is the established model for the...expedition from Spain to the West and discovery of a new, mineral-rich landmass (the Americas). Among the...with the volcanotectonic setting of the Japanese islands? If so, something may be fundamentally wrong with...potentially unfavorable factors present in the Japanese islands, such as: (i) extensional tectonics and submarine |  | | Journal (article/letter/editorial) | | association with pyrrhotite and sphalerite. Pyrite and marcasite occur either as colloform structures or as NU...textures (Barton and Bethke, 1987). Minor pyrite and marcasite occur as subhedral or euhedral grains and as colloform...exhibiting strong magmatic signatures, such as the Kermadec Arc and the PACMANUS field. By contrast, vent...arc-backarc vent systems, such as the Brothers Volcano in the Kermadec MA Arc (de Ronde et al., 2005, 2011)...predicting relatively high fO2-fS2 conditions in the Kermadec Arc, the PACMANUS field, the Mariner field in |  | | Journal (article/letter/editorial) | | hydrothermal system in the caldera of a submarine volcano in an island arc. The model is simulated in a number...selected based on data on fumaroles at Kudryavyi volcano [3] with a correction for the degassing pressure...Kings TJ N. Fiii West Mata Volcano O Volcano 1 Vai Lili Hine Hina Monowai Brothers 30° Calypso 30° 0° 30°...American– New Zealand expeditions that worked at submarine volcanoes in the Mariana and TongaKermadec island...and 13° N Seamount in EPR) and Loihi subma rine volcano. As was demonstrated in [12 and others], the tactics |  | | Journal (article/letter/editorial) | | PACMANUS Hydrothermal Field, Manus Basin, Papua New Guinea R. A. Binns† Commonwealth Scientific and Industrial...(Fig. 1). Named ”Bikpela” (“big fellow” in Papua New Guinean tok pisin), it is one of the largest hydrothermal...Binns et al., 2002a) comparable to the subaerial New Britain arc to the south (Woodhead and Johnson, 1993)...21 00 South Bismarck Microplate Papua New Guinea 5° S New Tr ench Britain Solomon Microplate 3°43'...branching trails of very fine grained pyrite or marcasite, occur within the waxy opal fronds (Fig. 6). Fine-grained |
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