| | Journal (article/letter/editorial) | ALTERATION OF THE OCEANIC CRUST* F. ALBARI~DE and A. MICHARD Centre de Recherches Pdtrographiques et Gdochimiques...Gdochimiques and E,cole Nationale Supdrieure de Gdologie, F-54501 Vandoeuvre-l~s-Nancy (France) (Accepted for...for publication July 4, 1986 ) Abstract Albar~de, F. and Michard, A., 1986. Transfer of continental...high-temperature vent fluids and deposits from the East Pacific Rise and other submarine hydrothermal fluids, the...associated with cycling of seawater through mid-ocean ridges are reviewed. Due to conductive cooling and | | | Journal (article/letter/editorial) | structures on the Endeavour Segment of the Juan de Fuca Ridge Margaret K. Tivey and John R. Delaney School...the axial valley of the Endeavour Segment at 47°57'N, are samples of unusually large sulfide structures...m along strike paralleling the 020 trend of the ridge crest. High-temperature fluids (350 to more than...submersible. These samples represent massive, complex portions of the sulfide structures which were not...and chalcedony are the only non-sulfide phases; anhydrite is not observed in any of the dredge samples, | | Herzig, Peter M., Becker, Klaus P., Stoffers, Peter, Bäcker, Harald, Blum, Norbert (1988) Hydrothermal silica chimney fields in the Galapagos Spreading Center at 86°W. Earth and Planetary Science Letters, 89 (3) 261-272 doi:10.1016/0012-821x(88)90115-x | Journal (article/letter/editorial) | Becker ~, Peter Stoffers 2, H a r a l d Backer 3 and N o r b e r t Blum 4 . . . I Instttut ]'fir Minerah)gw...Galapagos Rift between the Inca Fracture Zone and the De Steiguer Deep was mapped at various scales, and sevcral...almost entirely formed of 262 W 85053 , W 85°5~. ' N 0°46 Fig. 1. I..ocation map of the investigated area...G. Location C ( 0 ° 4 6 . 0 5 ' - 0 ° 4 6 . 1 5 ' N , 8 5 ° 5 3 . 3 9 ' - 8 5 ° 5 3 . 5 5 ' W ) , for..."Alvin" (dives 1660 and 1663). Location G (0°46.43'N, 85°58.04'W) is only documented by photographs. 2 | | Zeng, Zhigang, Niedermann, Samuel, Chen, Shuai, Wang, Xiaoyuan, Li, Zhaoxue (2015) Noble gases in sulfide deposits of modern deep-sea hydrothermal systems: Implications for heat fluxes and hydrothermal fluid processes. Chemical Geology, 409. 1-11 doi:10.1016/j.chemgeo.2015.05.007 | Journal (article/letter/editorial) | from the East Pacific Rise, Mid-Atlantic Ridge, Central Indian MA Ridge, Southwest Indian Ridge, and North...and 0.1–12 ×1012 W, meaning that roughly 0.3% of ocean heat is supplied by seafloor TE high-temperature...in the MA Middle Valley of the northern Juan de Fuca Ridge (NJdFR) (Stuart et al., 1994a, b); in the...Mid-Atlantic Ridge (MAR) (Stuart et al., 1994b; Zeng et al., 2001); in the East Pacific TE Rise (EPR) near...near 13°N (Stuart et al., 1995; Jean-Baptiste and Fouquet, 1996) and 21°N CE P (Turner and Stuart, 1992; | | Ishibashi, Jun-Ichiro, Wakita, Hiroshi, Nojiri, Yukihiro, Grimaud, Daniel, Jean-Baptiste, Philippe, Gamo, Toshitaka, Auzende, Jean-Marie, Urabe, Tetsuro (1994) Helium and carbon geochemistry of hydrothermal fluids from the North Fiji Basin spreading ridge (southwest Pacific) Earth and Planetary Science Letters, 128 (3) 183-197 doi:10.1016/0012-821x(94)90144-9 | Journal (article/letter/editorial) | fluids from the North Fiji Basin spreading ridge (southwest Pacific) Jun-Ichiro Ishibashi a, Hiroshi Wakita...Laboratoire de Geoehimie dex Eatcc, Universite de Paris 7, 75251 Paris Cedex 05, France d Laboratoire de Modelisation...Climat et de l'Ent,ironnement, DSM-CEA/Saclay, 91191 Gifsur Y,~ette Cedex, France e Ocean Research Institute...southwestern Pacific. Hydrothermal fluid emanations were located at two sites on the Central ridge of the basin...High-temperature fluids (230-290°C) venting from anhydrite chimneys at a 17°S site have end-member compositions | | | Journal (article/letter/editorial) | Sea-Floor Hydrothermal Fields on the Mid-Atlantic Ridge OLIVIER ROUXEL,†,* CRPG-CNRS, 15 Rue Notre Dame...IFREMER-DRO/GM, BP70, 29280 Plouzané, France AND JOHN N. LUDDEN CRPG-CNRS, 15 Rue Notre Dame des Pauvres...Mid-Atlantic Ridge. The hydrothermal systems studied include the Lucky Strike field at 37°17'N on a basaltic...sulfides from black smoker chimneys at the East Pacific Rise, confirming that copper isotope systematics...have growth histories which are often extremely complex, involving multiple stages of mineral precipitation | | | Journal (article/letter/editorial) | Middle Valley at the Juan de Fuca Ridge, and in the TAG deposit at the Mid-Atlantic Ridge. Currently, mining...sulphides and vent biota at the crest of the East Pacific Rise at 21◦ N in 1979 (Francheteau et al . 1979; Spiess...TAG hydrothermal mound at the Mid-Atlantic Ridge at 26◦ N, for example, has a diameter of ca. 200 m,...ca. 50 m and is characterized by a black smoker complex, the top of which consists of several black smokers...massive sulphide deposits are found in the Troodos Complex on Cyprus and in the Semail Ophiolite in Oman. | | John, Seth G., Rouxel, Olivier J., Craddock, Paul R., Engwall, Alison M., Boyle, Edward A. (2008) Zinc stable isotopes in seafloor hydrothermal vent fluids and chimneys. Earth and Planetary Science Letters, 269 (1) 17-28 doi:10.1016/j.epsl.2007.12.011 | Journal (article/letter/editorial) | fluids from numerous vents at 9–10°N and 21°N on the East Pacific Rise (EPR), the TAG hydrothermal field on...on the Mid-Atlantic Ridge, and in the Guaymas Basin. Fluid δ66Zn values measured at these sites range...and a low-temperature (203 °C) vent at 9–10°N on the EPR and, in both cases, found that the δ66Zn of...mid-ocean ridges, including from the fast-spreading, unsedimented East-Pacific Rise (9–10°N and 21°N EPR)...EPR), from the sedimented Gulf of California (Guaymas basin) and from the slow spreading MidAtlantic | | Davis, A. S., Clague, D. A., Zierenberg, R. A., Wheat, C. G., Cousens, B. L. (2003) SULFIDE FORMATION RELATED TO CHANGES IN THE HYDROTHERMAL SYSTEM ON LOIHI SEAMOUNT, HAWAI'I, FOLLOWING THE SEISMIC EVENT IN 1996. The Canadian Mineralogist, 41 (2) 457-472 doi:10.2113/gscanmin.41.2.457 | Journal (article/letter/editorial) | (>250°C), the first such occurrence documented for an ocean-island volcano. The composition of the sulfide minerals...similar to that of sulfides from black smokers at mid-ocean ridges. Samples from barite-rich mounds, built after...plume, resemble white smoker deposits from mid-ocean ridges. The ␦34S of the sulfide is lower than that...des sulfates hydrothermaux dans les échantillons de sédiment prélevés lors d’une mission d’urgence au...activité sismique (>4000 événements) à l’été de 1996. A la suite de plongées du véhicule submersible PISCES | | | Book | 01636083 0 geny G. Gurvich Sediments of the World Ocean Fundamental Theory of Deep-Sea Sedimentation 4V... Gurvich Metalliferous Sediments of the World Ocean Fundamental Theory of Deep-Sea Hydrothermal Sedimentation... Gurvich Metalliferous Sediments of the World Ocean Fundamental Theory of Deep-Sea Hydrothermal Sedimentation...1. Metalliferous sediments from the Southeast Pacific.7 1.1.1. Conditions of formation.7 1.1.2. Lithologic...part of the East Pacific Rise.51 1.3. Metalliferous sediments from the Juan de Fuca Ridge.61 1.4. Metalliferous | | | Journal (article/letter/editorial) | . The free gas sample and a few fragments of anhydrite chimney and surrounding gypsum and pyrite-bearing..."thermogenic" origin of the gas. The 6345values of anhydrite and gypsum (about of 22.5%o)from the northern...southern field with t 13C= 36 to -29%o and f '8O =19-21%o were formed at about 60°C. Barite and pyrite recovered...paper Piip volcano is located at latitude 55°23'N and longitude 167'15'E and belongs to a large volcanic...parallel to the strike-slip boundary between the Pacific and North American plates (Seliverstov et al., | | | Journal (article/letter/editorial) | Hydrothermal alumina-rich clays and boehmite on the Gorda Ridge KATHERINEJ. HOWARD and MARTIN R. FISK College of...Abs~ct-Hydrothe~~ alteration of basalt on the northern Gorda Ridge produced an alteration crust up to lmm thick that...temperatureAl-rich clays recovered from the East Pacific Rise, 2 1*N with minor quartz, zeolite (phillipsite...boehmite as a major alteration mineral in a mid-ocean ridge hydrothermalenvironment. INTRODUCTION ation...activity on the northern Gorda Ridge. ALTERATION OFBASALTS at mid-ocean ridges by ci~ulation of hydrothe~~ | | Stüben, Doris, Taibi, Nasr.Eddine, McMurtry, Gary M., Scholten, Jan, Stoffers, Peter, Zhang, Deyu (1994) Growth history of a hydrothermal silica chimney from the Mariana backarc spreading center (southwest Pacific, 18°13′N) Chemical Geology, 113 (3) 273-296 doi:10.1016/0009-2541(94)90071-x | Journal (article/letter/editorial) | Mariana backarc spreading center (southwest Pacific, 18 ° 13'N) Doris Stiiben a, Nasr. Eddine Taibi a, Gary...silica chimneys was investigated in 1988 at 18 ° 13' N in the median rift valley of the Mariana Trough backarc...7500 yr for the chimney, in agreement with 226Ra and 21°pb results. Amorphous silica solubility relationships...axial region of the Mar- t50"E :.:B0ninI. e 0° N I Is. ~ \ \ 6 A.,o,~oo 15" 111° 140 ° 1/+5...regional physiography of the Mariana Trough near 18 °N showing the location of study area (cruise S0-57 of | | | Book | the Deep A Photographic Atlas of the Seafloor and Ocean Crust The deep oceans and global seafloor are truly...and fault zones in mountains a mile beneath the ocean surface, where bizarre landscapes host exotic life...components of the Earth’s ocean floor and the myriad environments found along mid-ocean ridges where new crust...Director of WHOI’s Deep Ocean Exploration Institute (DOEI), and was a Chair of the Ridge 2000 Program, a NSF-funded...NSF-funded national program studying mid-ocean ridges. Dr. Fornari is the author or co-author of over | | Von Damm, K.L., Parker, C.M., Zierenberg, R.A., Lilley, M.D., Olson, E.J., Clague, D.A., McClain, J.S. (2005) The Escanaba Trough, Gorda Ridge hydrothermal system: Temporal stability and subseafloor complexity. Geochimica et Cosmochimica Acta, 69 (21) 4971-4984 doi:10.1016/j.gca.2005.04.018 | Journal (article/letter/editorial) | Geochimica et Cosmochimica Acta, Vol. 69, No. 21, pp. 4971– 4984, 2005 Copyright © 2005 Elsevier Ltd...1016/j.gca.2005.04.018 The Escanaba Trough, Gorda Ridge hydrothermal system: Temporal stability and subseafloor... OLSON,3 D. A. CLAGUE,4 and J. S. MCCLAIN2 1 Complex Systems Research Center, Institute for the Study...active hydrothermal system in Escanaba Trough, Gorda Ridge in 2000 and 2002 remain unchanged from the only...chemistry of the hydrothermal system are much more complex within the sediment cover than would be expected | | | Journal (article/letter/editorial) | 363 [6] Hot spring deposits on the East Pacific Rise at 21 °N" preliminary description of mineralogy...inactive vent sites along the East Pacific Rise at 21°N during the RISE expedition of April, 1979. The...outer zones of active chimneys bear abundant anhydrite precipitated from heated ambient seawater, in...observed in nature, is intimately intergrown with anhydrite. Hottest chimneys contain massive chalcopyrite_+bornite...sphalerite, wurtzite, sulfur, py/'ite, and marcasite. Anhydrite has been dissolved from these dead chimneys, and | | | Journal (article/letter/editorial) | the Lucky Strike hydrothermal field, Mid-Atlantic Ridge: Evidence from sulfur, selenium, and iron isotopes...isotopes OLIVIER ROUXEL,1,* YVES FOUQUET,2 and JOHN N. LUDDEN1 1 CRPG-CNRS, 15 rue Notre Dame des Pauvres...1993) and at seafloor hydrothermal vents at mid ocean ridges (Delaney et al., 1998) and the associated...ac.uk). 2295 2296 O. Rouxel, Y. Fouquet, and J. N. Ludden tiple-collector inductively coupled plasma...hydrothermal field on the Mid-Atlantic Ridge (MAR) at 37°17⬘N was discovered in 1992 during dredging | | Fowler, Andrew P.G., Zierenberg, Robert A., Reed, Mark H., Palandri, James, Óskarsson, Finnbogi, Gunnarsson, Ingvi (2019) Rare earth element systematics in boiled fluids from basalt-hosted geothermal systems. Geochimica et Cosmochimica Acta, 244. 129-154 doi:10.1016/j.gca.2018.10.001 | Journal (article/letter/editorial) | submarine hydrothermal systems. The REEN (subscript N is used to denote the CI chondrite normalized concentration...REE in hydrothermal fluids varies according to a complex interplay of physical factors such and temperature...hydrothermal vents from Middle Valley on the Juan de Fuca Ridge that boiled in the subsurface prior to venting...subaerial continuation of the submarine Mid-Atlantic Ridge (Figure 1). The peninsula hosts an en-echelon arrangement...geothermal system include: albite, actinolite, anhydrite, anorthite, calcite, chalcopyrite, chlorite, epidote | | | Journal (article/letter/editorial) | sulfate during hydrothermal circulation at mid-ocean ridges Russell E. McDuff * and John M. Edmond Department...at the Galapagos Rift at 86°W and the East Pacific Rise at 21 °N. Making use of sulfate-3He systematics...analysis of hydrothermal fluids emanating from ridge axes [1,2], chemical and mineralogical studies of...of - 7 5 /~mol SO4/kcal implied a flux from the ocean of 3.75 × 1012 mol/year, comparable to the river...86°W in February-March 1979 and on the East Pacific Rise at 21 °N in November 1979, and we discuss their | | Yamaoka, Kyoko, Hong, Ensong, Ishikawa, Tsuyoshi, Gamo, Toshitaka, Kawahata, Hodaka (2015) Boron isotope geochemistry of vent fluids from arc/back-arc seafloor hydrothermal systems in the western Pacific. Chemical Geology, 392. 9-18 doi:10.1016/j.chemgeo.2014.11.009 | Journal (article/letter/editorial) | Tsukuba, Ibaraki 305-8567, Japan Atmosphere and Ocean Research Institute, The University of Tokyo, 5-1-5...Nankoku, Kochi 783-8502, Japan a r t i c l e i n f o Article history: Received 1 July 2014 Received...November 2014 Accepted 11 November 2014 Available online 21 November 2014 Editor: Michael E. Böttcher Keywords:...observed at typical mid-ocean ridges, such as the East Pacific Rise (EPR) 21°N. In contrast, fluid data...chemical composition relative to those from mid-ocean ridges, which suggested that fluid reacted with different | | | Report (chapter) | S. L I T T L E 1, R. J. H E R R I N G T O N 1, V. V. M A S L E N N I K O V 2 & V. V. Z A Y K O V 2 1The...sites (discussed later), and how little Phanerozoic ocean floor has been obducted, without major metamorphism...an extinction-resistant refuge and that m o d e r n vent communities contain a proportion of Mesozoic...environment of formation was different to the mid-ocean ridge and arc settings of VMS deposits. LITTLE, C...communities. In. MILLS,R. A. & HARRISON, K. (eds) Modern Ocean Floor Processes and the Geological Record, Geological | | | Report (volume) | and Biologic Studies at Escanaba Trough, Gorda Ridge, Offshore Northern California JANET L. MORTON, ROBERT...and biologic studies at Escanaba Trough, Gorda Ridge, offshore northern California I Janet L. Morton...at Escanaba Trough: Geophysical results ........ 21 Janet L. Morton and Christopher G. Fox 3. Thermal...the SESCA area, Escanaba Trough, southern Gorda Ridge ................................. 131 Robert E....hydrothermal fluids from Escanaba Trough, Gorda Ridge ............................................... | | Michard, G., Albarède, F., Michard, A., Minster, J.-F., Charlou, J.-L., Tan, N. (1984) Chemistry of solutions from the 13°N East Pacific Rise hydrothermal site. Earth and Planetary Science Letters, 67 (3) 297-307 doi:10.1016/0012-821x(84)90169-9 | Journal (article/letter/editorial) | [61 Chemistry of solutions from the 13°N East Pacific Rise hydrothermal site G. Michard 1, F. Albar6de...J.-L. Charlou 4 and N. Tan 5 I Laboratoire de GOochimie des Eaux, UniversitO de Paris 7, Paris (France)...Vandoeuvre-les-Nancy (France) ~ Institut de Physique du Globe de Paris, UniversitO Pierre et Marie Curie...Nationalpour l'Exploitation des Ocbans, Centre Ocbanologique de Bretagne, Brest (France) .s E.N.S.E.M., Nancy (France)...C y a n a " submersible from two groups of hydrothermal vents located 2600 m deep along the East Pacific | | Li, Bing, Shi, Xuefa, Li, Chuanshun, Wang, Jixin, Pei, Yanliang, Ye, Jun (2016) Lead, Sulfur, and Oxygen Isotope Systematics in Hydrothermal Precipitates from the 14°S Hydrothermal Field, South Mid-Atlantic Ridge. Resource Geology, 66 (3) 274-285 doi:10.1111/rge.12101 | Journal (article/letter/editorial) | the 14°S Hydrothermal Field, South Mid-Atlantic Ridge Bing LI,1,2 Xuefa SHI,1 Chuanshun LI,1,2 Jixin WANG...the inside corner between the South Mid-Atlantic Ridge (SMAR) and the Cardno fracture zone, the 14°S hydrothermal...slow-spreading ridges, e.g., the South Mid-Atlantic Ridge (SMAR), has revealed that such ridges are favorable...sophisticated magma-tectonic processes of an Oceanic Core Complex (OCC) (Tucholke & Lin, 1994). Previous hydrothermal...hydrothermal field was first discovered during Cruise 21 of Research Vessel (R/V) “Dayang Yihao” in 2009 (Tao | | | Journal (article/letter/editorial) | hydrothermal vent plume at Endevor segment of the Juan de Fuca Ridge, tolerated cadmium concentration up to 5...the Pariego hydrothermal vents on the East Pacific Rise (13˚N), and indicated that over 30% and 70% of...high tolerance of bacterial strains from the East Pacific Rise tube worms might be a result of adaptation...Gram-negative bacteria. The pump consists of a protein complex, which penetrates both the cytoplasmic- and outer-membranes...S0-reducing hyperthermophiles preferentially use complex mixtures of polypeptides and/or carbohydrates for |
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