 | | 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 |  | Wang, Yan, Wu, Zhongwei, Sun, Xiaoming, Deng, Xiguang, Guan, Yao, Xu, Li, Huang, Yi, Cao, Kaijun (2018) He–Ar–S Isotopic Compositions of Polymetallic Sulphides from Hydrothermal Vent Fields along the Ultraslow-Spreading Southwest Indian Ridge and Their Geological Implications. Minerals, 8 (11) 512 doi:10.3390/min8110512 | Journal (article/letter/editorial) | | along the Ultraslow-Spreading Southwest Indian Ridge and Their Geological Implications Yan Wang 1,2,†...along the ultraslow-spreading Southwest Indian Ridge (SWIR). The helium, argon, and sulphur isotope compositions...number of active/inactive vent fields in the Indian Ocean. The helium concentrations and isotopic ratios in...massive sulphides from the fast-spreading East Pacific Rise (EPR), especially for three Cu–Fe-rich samples...compared to the EPR ore samples. Moreover, the majority of sulphide minerals from the Indian Ocean have much |  | | 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...is found in sediments on the crest of the East Pacific Rise. Other accessory phases identified include...sulfides such as cubanite, chalcocite, covellite,and digenite; galena; Fe-oxyhydroxides,including goethite;...r o t h e r m a l heat a n d mass exchanges between convecting seawater a n d cooling oceanic crust at |  | Breier, J.A., Toner, B.M., Fakra, S.C., Marcus, M.A., White, S.N., Thurnherr, A.M., German, C.R. (2012) Sulfur, sulfides, oxides and organic matter aggregated in submarine hydrothermal plumes at 9°50′N East Pacific Rise. Geochimica et Cosmochimica Acta, 88. 216-236 doi:10.1016/j.gca.2012.04.003 | Journal (article/letter/editorial) | | in submarine hydrothermal plumes at 9°500N East Pacific Rise J.A. Breier a,⇑, B.M. Toner b, S.C. Fakra...sequester seawater trace elements and influence ocean-scale biogeochemical budgets. The relative importance...hydrothermal plume by in situ filtration at 9°500 N East Pacific Rise during a 3-day, 24 sample, time-series. Twenty-three...major mineral forming elements (Fe, Mn, S) was complex. Over 20 different minerals were observed, nine...understanding the net effect of hydrothermal fluxes on ocean and sedimentary trace element budgets. Ó 2012 Elsevier |  | ZHANG, Yaoyao, CHU, Fengyou, LI, Zhenggang, DONG, Yanhui, LONG, Jiangping, WANG, Hao, ZHU, Jihao, LIU, Jiqiang (2020) Distribution Patterns of Ag in Hydrothermal Precipitates from the Okinawa Trough. Acta Geologica Sinica - English Edition, 94 (1) 126-140 doi:10.1111/1755-6724.14331 | Journal (article/letter/editorial) | | Ag in the EPR 21°N and 13°N hydrothermal fields (Moss and Scott, 1996). Secondary digenite from the TAG...sulfides from the Edmond field of Central Indian Ridge that contain up to 0.54 wt.% Ag (Wang et al., 2011)...tetrahedrite containing up to 16.6 wt.% Ag from the Iheya Ridge in the Okinawa Trough (Ueno et al., 2003), and tennantite...Edmond hydrothermal field on the Central Indian Ridge (Wu et al., 2011, 2016). To provide a detailed assessment...deposits from back-arc basin and arc settings, on mid-ocean ridges, and in sedimented environments. Data are |  | | Book | | PETROLOGY OF THE OCEAN FLOOR FURTHER TITLESIN THISSERIES 1 J.L. MERO THE M I N E R A L RESOURCES OF...METHOD I N OCEANOGRAPHY 3 E.J.F. WOOD MICROBIOLOGY O F OCEANS A N D ESTUAR IES 4 G _ . NEUMANN OCEAN CURRENTS...GEOMAGNETISM I N M A R I N E GEOLOGY 7 W.J. WALLACE THE DEVELOPMENTS OF THE CHLORINITY/SALINITY CONCEPT I N OCEANOGRAPHY...l S l T Z l N SEA-LEVEL CHANGES 9 R.H.PARKER THE STUDY OF BENTHIC COMMUNITIES 10 J.C.J. N I H O U L (Editor)...A Y E V TEMPERATURE-SALINITY ANALYSIS OF WORLD OCEAN WATERS 12 E.J. FERGUSON WOOD and R.E. JOHANNES TROPICAL |  | Mozgova, N. N., Borodaev, Yu. S., Gablina, I. F., Cherkashev, G. A., Stepanova, T. V. (2005) Mineral Assemblages as Indicators of the Maturity of Oceanic Hydrothermal Sulfide Mounds. Lithology and Mineral Resources, 40 (4) 293-319 doi:10.1007/s10987-005-0030-z | Journal (article/letter/editorial) | | Maturity of Oceanic Hydrothermal Sulfide Mounds N. N. Mozgova1, Yu. S. Borodaev2, I. F. Gablina3, G....Institute of Geology and Mineral Resources of the World Ocean (VNIIOkeanologiya), Angliiskii pr. 1, St. Petersburg...discovered in the internal rift of the Mid-Atlantic Ridge in the latest ten years (Fig. 1), have received...TAG Snake Pit 20° AFRICA 24°30′ ATLANTIC OCEAN Peu de Faule 16°45′ 20° Logatchev-1, Logatchev-2...1. Hydrothermal occurrences on the Mid-Atlantic Ridge. (1) MAR rift valley and transform faults; (2) hydrothermal |  | | Report (volume) | | catalyzing the reactions leading to assembling of the complex molecules needed for life on Earth (see, for example...“cations” and “anions,” and on Pearson’s valence rule, Σ/N = 8, where Σ = ne−ba−bc In this expression, ne is...compounds, ne/N < 8, in normal-valence compounds, ne/N = 8, and in polycationic compounds, ne/N > 8. As, Sb...similarity Definition of isotypy and homeotypy (Lima-de-Faria et al. 1990) is the most important point in...1974) and cyclic twinning (Hyde et al. 1974). For complex sulfides, noncommensurability between adjacent |  | | Book | | consider internal communications. Within our complex industry secrecy and competition sometimes dictates...baseline designated 10 000 m E aligned N—S. The traverse line at 11 800 m N intersects the approximate centre...the surface expression of the body, which plunges east at about 30°, roughly conformable with enclosing...terrain of the Nanambu Complex. The Cahill Formation here dips at about 30° to the east. The Carpentarian...is from 20 to 90 m below the surface. The 11 800 m N traverse crosses the whole of the local Orebody stratigraphy |  | | Book | | Applicable elements of current discoveries in ocean and atmospheric chemistry, volcanism, and tectonics... Two woodcuts that illustrate this concept, from De Re Metallica, in the translation by Herbert Hoover...quartz veining according to Georgius Agricola (1556) De Re Metallica in the translation by Herbert Hoover...mineralization, previously interpreted as the result of complex structures, were re-interpreted as the result of...within a few kilometers of the main breaks, were de-emphasized; if the gold was due to volcanism, why |  | | Report (volume) | | environments mineral assemblages are extremely complex, with more than I O species common in many cm-size...Uranium Mineralogy and the Geologic Disposal of Spent N~clear Fuel David Wronkiewicz & Edgar Buck Spectroscopic.................. .. .............. 283 Breccia-complex uranium deposits ................................cancer. Powerful radiation sources, such as 60 Co, Van de Graaff generators, betatrons, linear accelerators...radiation therapy, and man-made radionuclides, such as 9!>n>yc, are used in medical imaging, diagnosis and treatment |
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