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  • IMMS
    Polymetallic Nodules In The Cook Islands EEZ - A Seabed Mineral Resource Of World Class Significance - Progress Towards Ultimate Development

    By Darryl Thorburn

    The Cook Islands are 15 islands located in the Southwest Pacific (between 8-23°S latitude and 156-167°W longitude). The total land area is about 200 km2. However, because its islands are widely scatte

    Sep 14, 2011

  • IMMS
    Exploration Strategies And Activities For Deep-Sea Mineral Resources Development Of Korea

    By Cheong-Kee Park

    Since 1983, Korea Ocean Research and Development Institute (KORDI) have performed surveys on deep-sea mineral deposits in various areas with respects to their occurrences in Pacific ocean including ma

    Jan 1, 2003

  • IMMS
    An Article 76-Based Definition Of The U.S. Atlantic Continental Shelf

    By G. B. Carpenter

    The United Nations Law of the Sea (LOS) Convention includes provisions (Article 76) for establishing the outer limits of a coastal State's continental shelf and for denoting the seaward extent of

    Jan 1, 1995

  • IMMS
    Boiling Fluids And Unusual Mineral Deposits From Hydrothermal Vents At The South Mid-Atlantic Ridge ? Results Of Meteor Cruise M64/1

    By Andrea Koschinsky

    Numerous hydrothermal vents occur along the Earth?s oceanic spreading axes documenting the reaction of seawater with hot magmatic rocks. The circulation of seawater through the oceanic crust, the inte

    Jan 1, 2005

  • IMMS
    Search for Sediment-hosted Seafloor Polymetallic Sulfides: What Are We Doing Wrong?

    By Timothy F. McConachy, Christopher J. Yeats, Ray Binns

    Various kinds of sediment-hosted polymetallic sulfide deposit are known on land in ancient marine sequences, many tending to be larger and more valuable than massive sulfide deposits genetically ass

    Aug 24, 2006

  • IMMS
    Policy Objectives Of The Seabed Mining Programme In India

    By J. V. R. Prasada Rao

    India is dependent for 60% of its annual requirement of copper and the entire quantity of nickel and cobalt on imports from outside the country. Land-based resources are either too meager or of too lo

    Jan 1, 1994

  • IMMS
    Characterization Of Sand Mining Plumes

    By N. Wang

    The City of Honolulu mines sand from nearshore deposits for beach maintenance. The suction dredging operation creates a discharge plume which is carried by currents and other motions until it settles

    Jan 1, 1991

  • IMMS
    Hydrothermal Sulfide Deposits In Lakes

    By Sophia Katsouri

    Hydrothermal circulation that produces sulfide deposits in the marine environment can also produce sulfide deposits in lakes. The major differences in terms of process are (1) in lakes the hydrotherma

    Jan 1, 2001

  • IMMS
    Taxonomic and Trophic Structure of Megabenthic Community on Polymetallic Nodules Fields in NE Pacific Ocean

    By Valcana Stoyanova

    Data and information for this study were collected in June-July 2009 onboard the RV Yuzhmorgeologiya in the area covers about 7000 km2 in the eastern part of the CCFZ between 10º05? - 10º55?N and 119º

    Jan 1, 2010

  • IMMS
    Offshore And Land Mineral Resources

    By Frank Manheim

    The purpose of this presentation is to review the history of offshore non- fisheries resource development since World War II, as an introduction to a planned symposium on offshore resources scheduled

    Jan 1, 1995

  • IMMS
    Assessment Of The Rehabilitation Of The Seabed Following Marine Aggregate Dredging

    By S. E. Boyd

    Studies of benthic recolonization following the cessation of dredging in U.K. waters and elsewhere are limited, and are largely confined to experimental circumstances. Investigations of the physical

    Jan 1, 2004

  • IMMS
    Mineralisation Associated with Submarine Volcanoes of the Southern Kermadec Arc, New Zealand

    By Ian J. Graham, Cornel E. J. de Ronde

    New Zealand lies astride a convergent plate boundary that extends north-eastwards from the Taupo Volcanic Zone (TVZ) to Tonga. This boundary is marked by the Kermadec arc, c. 1200 km of which falls wi

    Aug 24, 2006

  • IMMS
    MARTEMIS – An Electromagnetic Coil System for the Detection of Buried Seafloor Massive Sulfides

    By S. Hölz, M. Jegen, K. Reeck, A. Haroon

    Past investigations of seafloor massive sulfides (SMS) focused on actively forming sites. New technologies are needed to explore for SMS deposits which have finished their active phase and are possibl

    Jan 1, 2018

  • IMMS
    ISA Draft Regulations for Exploitation

    By Harald Brekke

    On 13 July 2000, the ISA adopted the Regulations on Prospecting and Exploration for Polymetallic Nodules in the Area. The first contracts for such exploration were issued by the ISA the same year. The

    Jan 1, 2018

  • IMMS
    Development of Equipment for Reconnaissance Level Detection and Confirmation of Deepwater Massive Sulfide Deposits

    By Will Roberts, M. E. Williamson

    After verification of methodology and testing of prototype systems during 2005/06, Nautilus Minerals expanded their Papua New Guinea (PNG) operations to a full commercial exploration program in 2007

  • IMMS
    Sustainability Aspects in Deep-Seabed Mining of Polymetallic Nodules

    By Ning Yang, Sup Hong

    INTRODUCTION Metal components contained in deep-seabed mineral resources are being highlighted as “energy metals”, which are widely utilized in the entire fields of energy: harvesting and generation,

    Jan 1, 2018

  • IMMS
    The Newest Deep Submergence System In The United States

    By Alexander Malahoff

    The new ship-submersible system with R/V Ka'imikai-o-Kanaloa as a mothership and the PISCES V as the submersible completed its first season of dives. The dives involved deployment of the PISCES V

    Jan 1, 1996

  • IMMS
    Spatial And Temporal Variability Of Physico-Chemical Parameter In The Northeast Equatorial Pacific Ocean

    By Seung-Kyu Son

    This study was investigated about physico-chemical parameter such as water temperature, salinity, inorganic nutrients and total organic carbon (TOC). CTD (Model: Sea-Bird 911 Plus) castings were carri

    Jan 1, 2005

  • IMMS
    Mineralogical Characterization Of Southern Oregon Offshore Placers

    By C. L. Mardock

    The U. S. Bureau of Mines participated in a two-year joint State of Oregon/Department of Interior Placer Task Force study on the economic and environmental aspects of Oregon's marine placer depos

    Jan 1, 1991

  • IMMS
    Genesis Of The Diamond Mega-Placers Of Southern Africa And Its Global Context

    By B. J. Bluck

    Diamond mega-placers, in order to rank amongst the primary diamond deposits, are defined as => 70 m carats at =>95% gem quality. There is only one mega-placer known and that is found along the coast o

    Jan 1, 2004