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Halogens Geochemistry in Ferromanganese Crusts – Does The Electrochemical Model Apply?
By Kira Mizell, James Hein
"INTRODUCTIONThe majority of studies on the genesis of ferromanganese crusts focus on the adsorption and accumulation of metals, and therefore cations, especially those of economic interest. From thes
Jan 1, 2017
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Ecosystem Modeling For Impact Assessment Of Possible Methane Leakage During Methane Hydrate Utilization
By Tetsuo Yamazaki
Natural methane hydrate has been scientifically studied as a carbon reservoir globally. However, in Japan, the potential for energy resource has been industrially highlighted. There is less domestic
Jan 1, 2005
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Indian Underwater Mining Programme, Its Long Term And Short Term Objectives
By M. Ravindran
The Government of India started its deep seabed exploration programme during 1982. This programme was started as one of national importance and several national laboratories were involved to realize t
Jan 1, 1994
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Seabed Classification at Seafloor Hydrothermal Sulfides Fields Using Multi-beam Sonar
By Tao Chunhui
The seabed deposits type and distribution are very complex at the hydrothermal field. In this paper, we provided an approach to study the seabed deposits classification at the Precious Stone Mountain
Sep 14, 2011
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Relative Assessments Of Manganese Nodules And Co-Rich Crusts In South Pacific EEZ's
By D. S. Cronan
Studies on polymetallic manganese nodules and Co-rich crusts in the EEZ's of the Cook, Line, Ellice and Phoenix Islands between 0-20°S show that Ni and Cu reach their greatest combined abundances
Jan 1, 1989
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New Inactive Hydrothermal Site Discovered At 16° 38? N, MAR
By G. Cherkashov
A new hydrothermal field with massive sulfide deposits was discovered in 2004 at 16º 38.4?N, 46º 28.5?W on the Mid-Atlantic Ridge. Hydrothermal signals had already been recorded from bottom waters and
Jan 1, 2004
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Possibilities For Commercial Minerals In The Irish Offshore Area
By M. Geoghegan
Under the provisions of the U.N. Law of the Sea Convention Ireland is likely to have mineral rights to an area of continental shelf some six times its present land area. Apart from the major potential
Jan 1, 1988
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A Study on Processing of Seafloor Massive Sulphides from the Loki’s Castle Area at the Arctic Mid-Ocean Ridge
By Kurt Aasly, Przemyslaw B. Kowalczuk, Rolf Arne Kleiv
Seafloor massive sulphides (SMS) can serve as a potential resource of metals such as Cu, Zn, Au and Ag. SMS rock samples from the Loki’s Castle area at the Arctic Mid-Ocean Ridge are comprised of sulp
Jan 1, 2018
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Marine Diamond Mining - Now An Established Industry
By Richard H. T. Garnett
On the western continental shelf of southern Africa diamonds derived from onshore sources are concentrated in gravels within drowned terrestrial and marine geomorphological features. First discovered
Jan 1, 1998
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A Multidisciplinary Field Study of Cobalt-Rich Crusts, Tropic Seamount, North-East Atlantic: Marine E-Tech
By Mark Lee, Isobel Yeo, Sarah Howarth, Christian Millo, Javier González Sanz, Paul Lusty, Bramley Murton, Pierre Josso
"Seafloor cobalt-rich ferromanganese crusts represent the most important yet least explored resource of ‘E-tech’ elements on the planet (Hein et al. 2003; ISA, 2008; Hein et al. 2010; Hein et al. 2013
Jan 1, 2017
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Commercial And Technical Realities Of Deep Ocean Mining
By Jon Machin
?ORE? is defined as ?mineral/s that can be mined at a profit?. So, what is ORE at 2,000 m water depth? Is it 5% Copper or 1.8% Nickel/Cobalt? One of the key factors that determine what is ORE, pr
Jan 1, 2004
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Likely Directions In Deep Ocean Mining To 2010
By David Heydon
The big money is backing both manganese nodules and manganese crusts as the most likely deep ocean mining development by 2010, but seafloor massive sulphides of copper/gold/zinc offer an alternative b
Jan 1, 2004
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The Role of Bimodal Magmatism and its Products in Volcanogenic Massive Sulfide Ore-Forming Systems: A Case Study from the Middle Okinawa Trough, Japan
By Toru Yamasaki
"Bimodal lithostratigrafic assemblages are of significance in volcanogenic massive sulfide (VMS)-hosted lithology. The largest deposits are either bimodal-siliciclastic or maficsiliciclastic, and the
Jan 1, 2017
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The Kermadec Arc: A Hot Prospect For Gold-Rich Massive Sulfide Deposits?
By Cornel E. J. de Ronde
Volcanic arcs, including both island arc and intra-oceanic arc systems, combined extend for ~22,000 km around the Earth, with the majority (~20,000 km) occurring in the Pacific basin. These arcs are
Jan 1, 2002
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Shallow Submarine Alkaline Volcanism And Hydrothermal Activity In The Tabar-Feni Island Chain, Papua New Guinea
By Mark D. Hannington
Results of the R/V Sonne Cruise (Edison) to the Tabar-Feni Arc from March 11 to April 5, 1994, a joint German-Canadian research cruise aboard the vessel R/V Sonne, undertook detailed mapping of the Ta
Jan 1, 1994
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Simple And Effective Sampling Methods For Marine Minerals Exploration
By J. R. Woolsey
The cost of an offshore exploration project is mainly dependent on the size of the vessel engaged for the work and increases dramatically with increasing size. Of the various factors influencing vesse
Jan 1, 1986
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Stakeholders’ Perspectives on Deep Sea Mining: A Case Study in Germany
By Tina Schneider
Scientists show that polymetallic nodules and massive sulfides from deep sea mining contain valuable metals. These metals have the potential to overcome future shortages of supply. Hence, companies, g
Jan 1, 2018
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Ocean Minerals’ Cook Island Cobalt Project – Enabling the EV Revolution
By Hans Smit
Start here.
Jan 1, 2018
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Managing Deep-Sea Exploration Programs from Concept to Success
By Odyssey Marine Exploration
Odyssey is a world leader in marine exploration and has undertaken expeditions in varying environments throughout the world addressing many commercial and regulatory demands. Odyssey works in a variet
Jan 1, 2018
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Geophysical Exploration And Resource Assessment Of Deepwater Polymetallic Sulfide Deposits, Papua New Guinea
By M. E. Williamson
From December 2004 through March of 2005 an extensive geophysical program was conducted to delineate polymetallic sulfide deposits in the Bismark Sea for a major mining concern. Deeply towed sidescan
Jan 1, 2005