 | Ligi, M., Cocchi, L., Bortoluzzi, G., D'Oriano, F., Muccini, F., Caratori Tontini, F., de Ronde, C. E. J., Carmisciano, C. (2014) Mapping of Seafloor Hydrothermally Altered Rocks Using Geophysical Methods: Marsili and Palinuro Seamounts, Southern Tyrrhenian Sea. Economic Geology, 109 (8) 2103-2117 doi:10.2113/econgeo.109.8.2103 | Journal (article/letter/editorial) | | Geophysical Methods: Marsili and Palinuro Seamounts, Southern Tyrrhenian Sea Marco Ligi,1,† Luca Cocchi,2...Scienze Marine, CNR, Via Gobetti 101, 40129, Bologna, Italy Nazionale di Geofisica e Vulcanologia, Roma 2,...Via Pezzino Basso 2, 19025, Fezzano (La Spezia), Italy 3 GNS Science, Ocean Exploration Section, 1 Fairway...investigations of the Marsili and Palinuro volcanic complexes, southern Tyrrhenian Sea, during the 2010 TIR10 and...a more detailed description of the Marsili and Palinuro hydrothermal systems. Ground-truthing was based |  | 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) | | Massive Sulfides at the Palinuro Volcanic Complex, Aeolian Island Arc, Italy Sven Petersen,1,† Thomas...Louis Pasteur, Ottawa, Ontario, K1N 6N5 Canada ARC Centre of Excellence in Ore Deposits, University...the Palinuro volcanic complex, the northernmost Aeolian arc volcano in the Tyrrhenian Sea, Italy. Using...main stage of mineralization include sphalerite, galena, pyrite, opal-A, and barite, which are associated...chalcopyrite, and galena is commonly associated with colloform sphalerite, galena, and pyrite as a late |  | Peters, Marc, Strauss, Harald, Petersen, Sven, Kummer, Nicolai-Alexeji, Thomazo, Christophe (2011) Hydrothermalism in the Tyrrhenian Sea: Inorganic and microbial sulfur cycling as revealed by geochemical and multiple sulfur isotope data. Chemical Geology, 280 (1) 217-231 doi:10.1016/j.chemgeo.2010.11.011 | Journal (article/letter/editorial) | | t e / c h e m g e o Hydrothermalism in the Tyrrhenian Sea: Inorganic and microbial sulfur cycling as...The Palinuro volcanic complex and the Panarea hydrothermal field, both located in the Tyrrhenian Sea (Italy)...(Italy), are associated with island arc magmatism and characterized by polymetallic sulfide mineralization...reducible sulfur) extracted from sediments at Palinuro yielded a broad range in δ34S range between −29...elemental sulfur from drill core material from the Palinuro massive sulfide complex. δ34S and Δ33S values for |  | | Journal (article/letter/editorial) | | Lattanzi Epithermal precious metal deposits of Italy±an overview Received: 13 October 1998 / Accepted:...recently been added to the metallogenic view of Italy. It was only in the late 1980s that two districts...districts were recognized, in Sardinia and southern Tuscany, previously long known for a large variety of other...salinities of less than 4% wt. NaCl equivalent. In southern Tuscany, a number of carbonate-hosted (``Carlin...UniversitaÁ di Cagliari, via Trentino 51, Cagliari, Italy alent). The onset of (presumably meteoric) hydrothermal |  | Petersen, S., Herzig, P. M., Hannington, M. D., Jonasson, I. R., Arribas, A. (2002) Submarine Gold Mineralization Near Lihir Island, New Ireland Fore-Arc, Papua New Guinea. Economic Geology, 97 (8) 1795-1813 doi:10.2113/gsecongeo.97.8.1795 | Journal (article/letter/editorial) | | Mineralization Near Lihir Island, New Ireland Fore-Arc, Papua New Guinea SVEN PETERSEN, PETER M. HERZIG...mineralization have been recovered from the top of Conical seamount, a shallow (1,050-m water depth) submarine volcano...Conical seamount contain the highest concentration of gold yet reported from the modern sea floor (max...basalts. Sulfides in the veins consist of sphalerite, galena, pyrite, chalcopyrite, marcasite, and a variety...δ34S). The gold-rich veins at Conical seamount are distinct from sea-floor massive sulfide deposits and |  | | Journal (article/letter/editorial) | | precipitation of chalcopyrite, sphalerite, and galena, resulting in Au-poor polymetallic sulfides and...of gold, commonly with amorphous silica. In arc-related (ARC) systems, gold deposition occurs at somewhat...160 °C with sphalerite, tennantite, silver, and galena, resulting in an Au-rich polymetallic sulfide assemblage...(iv) arc-related systems including at intraoceanic arc volcanoes and transitional arcs and back-arc spreading...fronts of arcs and those associated with arc rifting and back-arc spreading. The volcanic arcs include both |  | 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 R...Pacific Abstract Clark volcano of the Kermadec arc, northeast of New Zealand, is a large stratovolcano...is the only known cone volcano along the Kermadec arc to host sulfide mineralization. Volcano-scale gravity...inventory of seafloor hydrothermal systems pertaining to arc hydrothermal systems. † Corresponding author: e-mail...occurrences of sulfide mineralization along the Kermadec arc, Clark is the only example where the host edifice |  | Sahlström, Fredrik, Chang, Zhaoshan, Arribas, Antonio, Dirks, Paul, Johnson, Craig A., Huizenga, Jan Marten, Corral, Isaac (2020) Reconstruction of an Early Permian, Sublacustrine Magmatic-Hydrothermal System: Mount Carlton Epithermal Au-Ag-Cu Deposit, Northeastern Australia. Economic Geology, 115 (1) 129-152 doi:10.5382/econgeo.4696 | Journal (article/letter/editorial) | | mineralization in shallow-submarine volcanic arc and back-arc settings. The lacustrine paleosurface features...tectonic setting within a volcanic arc (in this case, a back-arc rift); intermediate-composition, calc-alkaline...of back-arc extension within the lower Paleozoic metamorphic and sedimentary basement. Back-arc rifting...for economic mineralization in the region. Back-arc rifting was followed in the middle Permian by thermal...of a foreland basin sequence on top of the back-arc basin (Donchak et al., 2013). Infilling by terrestrial |  | Hein, J. R., de Ronde, C. E. J., Koski, R. A., Ditchburn, R. G., Mizell, K., Tamura, Y., Stern, R. J., Conrad, T. A., Ishizuka, O., Leybourne, M. I. (2014) Layered Hydrothermal Barite-Sulfide Mound Field, East Diamante Caldera, Mariana Volcanic Arc. Economic Geology, 109 (8) 2179-2206 doi:10.2113/econgeo.109.8.2179 | Journal (article/letter/editorial) | | Mound Field, East Diamante Caldera, Mariana Volcanic Arc James R. Hein,1,† Cornel E.J. de Ronde,2 Randolph...East Diamante is a submarine volcano in the southern Mariana arc that is host to a complex caldera ~5 × 10...sulfides, in decreasing order of abundance, are galena, chalcopyrite, and rare pyrite. Anglesite, cerussite...compared to other hydrothermal sites in the Mariana arc and elsewhere. The geochemical differences may predominantly...volcanic arc is the ~1,400-km-long southern half of the Izu-Bonin-Mariana arc (Fig. 1A). The arc consists |  | Liakopoulos, A, Glasby, G.P, Papavassiliou, C.T, Boulegue, J (2001) Nature and origin of the Vani manganese deposit, Milos, Greece: an overview. Ore Geology Reviews, 18 (3) 181-209 doi:10.1016/s0169-1368(01)00029-4 | Journal (article/letter/editorial) | | uplift of the area which elevated the deposit above sea level. Two generations of manganese oxides have been...of the southern Aegean Sea and belongs to the active volcanic region of the Aegean Arc. This arc comprises...al., 1993.. The tectonic regime along the Aegean Arc has been described by Papazachos and Panagiotopoulos...and the petrogenesis of the volcanic rocks of the arc by Mitropoulos et al., Ž1987. and Mitropoulos and...activity in the eastern volcanic centres of the arc ŽSantorini, Nisyros. compared to the western volcanic |  | | Book | | Vougioukalakis (Editors) The South Aegean Active Volcanic Arc: Present Knowledge and Future Perspectives F. Dobran...Terra Università di Napoli Federico II Napoli, Italy Amsterdam - Boston - Heidelberg - London - New...the Campania Plain in the framework of the southern Tyrrhenian tectonic evolution: morphotectonic analysis...in the Late Quaternary succession of Naples Bay, Italy: the influence of volcanism and tectonics A. Milia...submarine volcanoes offshore Campi Flegrei (Naples Bay, Italy) A. Milia, M.M. Torrente and F. Giordano 69 5 |  | | Journal (article/letter/editorial) | | deposits typicallycontainbase metals as sphalerite, galena, and ehaleopyrite in association The volcanogenie...an environment that felsicvolcanic rocksin island-arc settings. is transitional between those of terrestrial...thehighsulfidation endmemberof volcanogenie massive istics. These sea-floor occurrences and volcanogenie massive sulfidedeposits...minActivesea-floor examples: Severaloccurrences on the sea eral.In general, mostArchcan Cu-Zndeposits arecharacter-...Zn-Pb-Cudeposits typically beensampled. OnPalinuro Seamount intheAeolianarc,Italy havesericitic coreswith Mg-richchloriticmargins |  | | Journal (article/letter/editorial) | | com, Phone: 800-354-1420 or 215-625-8900 Island Arc Wiley, 101 Station Landing, Suite 300, Medford MA...the formation of the Ianapera emerald deposit, southern Madagascar—Stefano Salvi, Gaston Giuliani, Prosper...Glebovitskii 992 First occurrence of Pd-bearing galena (Sedova Zaimka copper-nickel mineralization, western...the Dzhusa volcanogenic massive sulfide deposit (southern Urals)—E.I. Yartsev, N.I. Eremin, and I.V. Vikentyev...investigation of submarine massive sulfides: Palinuro Seamount, Tyrrhenian Sea—Roxana Safipour, Sebastian Hölz, Jesse |  | | Book | | ........ .45 3.2.2 Neves-Corvo, Castro Verde, Southern Portugal.. ............................... 49...Volcanic-Hosted Massive Sulfide Deposits of the Southern Urals, Russia ............................................................ 69 3.2.10.1 Southern Lau Back-Arc Basin, Southwest-Pacific .................102 3.5.5 Prasolov, Kunashir Island, Kuril Island Arc, Russia ........................ l 03 3.5.6 Mutnovsky...1 Kudryavyi Volcano, Iturup Island, Kuril Island Arc, Russia ........... 106 3.6.2 Merapi Volcano, Central |  | | Journal (article/letter/editorial) | | systems in the East African rifts and those of the Red Sea. Geothermal springs in both modern and ancient Earth...surface, whether on land or in bodies of water (lakes, sea floors) constitute what is commonly called hot or...B, passive margin; C, backarc rifting; D, island arc; E, hot-spot volcanism; F, spreading centre; G, transform...(Figure 2). Hydrothermal and biogenic activity on the sea floor produces sulfates, sulfides and oxides. The mechanism...move through a fracture system to discharge on the sea floor as hot springs (black and white smokers). The |  | | Journal (article/letter/editorial) | | Portugal e-mail: jrelvas@fc.ul.pt J. B. Gemmell ARC Centre for Excellence in Ore Deposits, University...the subducting slab. This contrasts with the back-arc setting of “normal” VHMS deposits in which relatively...Doyon-Bousquet-La Ronde) Okinawa Trough Conical Seamount 0° Manus Basin ( DESMOS, PACMANUS) Lau Basin...processes in modern VHMS deposits in the Manus back-arc basin area. They documented a close association of...systems. He observed that venting fluids from back-arc systems generally have higher total gas concentrations |  | | Book | | Pirajno commenced his academic studies in his native Italy where he obtained a Doctorate in Geological Sciences...his career, which has included work in Europe, southern Africa, South East Asia, New Zealand, the southwest... . . . . . . . . . . . . . 1.2 Origin of Water; Sea and Surface Waters . . . . . . . . . . . . . . .... . . . 3.2.1 Convergent Plate Boundaries; Arc and Back-Arc Settings, Collision Tectonics,. . . . . .... . . . . . . . . . . . . . . . . . 5.4.5 Salton Sea . . . . . . . . . . . . . . . . . . . . . . . . |  | | Book | | majority of the metal deposits that are formed in arc systems. My position on this matter has been long...1 Contents XIII Chapter 3 Metal Deposits of Arc-Related Rifts 3.1 3.2 The Thupo Volcanic Zone,...134 139 142 143 Chapter 4 Additional Aspects of Arc-Related Metallogeny 4.1 Metal Deposits Related...Deposits of a Complexly Evolving Continental Margin Arc-Rift Transform System: Western USA ....................... . Overview of Arc-Related Metallogeny ...... 195 198 Relation of Arc Metallogeny to Subduction |  | | Report (issue) | | s and models for ore formation. The e processes arc regardeda criticalfor the generationof economic mineralization...contribution have also been invoked for deposits that arc more di tal from magmaticcenters. This shortcourse...volatile SIIUl'llion. 1'bele equationsand concepts arc tmeedapinst rocks of the Iron Mask.batholith which...extent of magmatic CUrves shownin Figures2a and2b arc for crystallization,versusXm, H20 contentof the magma...meltingtemperaturesor min rats in the magma that arc far from equilibrium(Scarfcet al. 1980: Donaldson1985; |
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