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  • IMMS
    Expected TTR Licence Approval and New Zealand Law Changes Ensure Chatham Marine Phosphate Project Has More Permitting Confidence

    By R. K. H. Falconer, Wood R. A., C. D. Castle

    "A deposit of phosphate nodules is on the Chatham Rise approximately 450 kilometres to the east of Christchurch in the South Island of New Zealand. The deposit contains sufficient rock phosphate to su

    Jan 1, 2017

  • 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
    Brothers Volcano, Southern Kermadec Arc, New Zealand: Contrasting Vent Sites And Evidence For A Magmatic Fluid Component

    By Cornel E. J. de Ronde

    Brothers volcano (34°51.7?S, 179°03.6?E) is a large caldera volcano that forms part of the active Kermadec arc south of 32° S, NE of New Zealand. It is an elongate edifice striking NW-SE that is ~11-

    Jan 1, 2004

  • IMMS
    Developing A Virtual Reality Model Focusing On Reducing The Environmental Impact Of Deep-Sea Mining

    By Jayne Holden

    Development of a deep-sea mining system is a new and interesting field of research. Commercial mining of the ocean floor for SMS deposits is yet to occur, and while exploration of the undersea has bee

    Jan 1, 2002

  • IMMS
    The Seabed Sampling Mobile Apparatus

    By ?. V. Kabanov

    n considered operation hydraulic and kinematic circuits of deep-water installation for sampling a ground from a sea-bottom are submitted. Control by setters is made remotely from a service station wit

    Jan 1, 2005

  • IMMS
    Hydrothermal Activity And The Formation Of Massive Sulfide Mineralization At Clark Volcano, Kermadec Arc, New Zealand

    Clark volcano is a large volcanic center on the active arc front of the intraoceanic Kermadec arc. It is one of the two southern-most Kermadec arc volcanoes (the other being Whakatane volcano) that s

    Jan 1, 2011

  • IMMS
    Road Map To Successful Commercial Deep Ocean Mining

    By John Halkyard

    Deep ocean mining is experiencing a rebirth following many years of low levels of activity. Large scale mining is being projected as just over the horizon. A lot has been made of the advances in deep

    Jan 1, 2011

  • IMMS
    Latest Developments from the Cook Islands Relating to the Management of its Large Seabed Minerals Resource of Cobalt Rich Ferromanganese Nodules

    By Seabed Mineral Authority Runanda Takere Moana

    The Cook Islands is a group of 15 islands, being a Polynesian nation in the heart of the South Pacific Ocean and now bears the name of famed English navigator Captain James Cook, who sailed here in th

    Jan 1, 2018

  • IMMS
    Chemical And Geological Study Of Mexican North Pacific Littoral Sediments

    By Leticia Rosales Hoz

    A chemical and geological study of beach samples from the Mexican North Pacific was undertaken in order to evaluate the chemical composition of the beach sediments and it s association to lithology, c

    Jan 1, 2000

  • IMMS
    Genetic Relationship Between Ultramafic/Mafic-Hosted Massive Sulfides And Their Host Rocks At The Logatchev Hydrothermal Field At 14°45?N (MAR) Using PGE Geochemistry And Os Isotopes

    By T. Kuhn

    The Logatchev hydrothermal field is situated on the east inner flank of the rift valley of the MAR at 14°45?N and is hosted by serpentinized peridotites and minor gabbronorites while basalts are subor

    Jan 1, 2004

  • IMMS
    Marine Mineral Resources Of The East Coast Of The U.S.: A Review

    By Carl H. Hobbs

    The marine mineral resources of the U.S. middle and south Atlantic shelf are little utilized. The largest resource, sand and gravel, is used for beach nourishment and protection and, to a much lesser

    Jan 1, 1992

  • IMMS
    Surficial Sediments And Gold Placer Potential, Northeast Newfoundland Inner Shelf

    A C-CORE study on behalf of the government of Newfoundland identified the inner continental shelf off northeast Newfoundland as having a relatively higher potential for hosting placer gold than other

    Jan 1, 1995

  • IMMS
    First Australian Offshore Mineral Locations Map

    By Yanis Miezitis, Gerald Mueller, Timothy F. McConachy, Ronald G. Sait, Keith R. Porritt, William J. McKay

    In November 2004, Australia lodged with the United Nations Commission on the Limits of the Continental Shelf possible new maritime boundaries in relation to Australia’s continental shelf extending b

    Aug 24, 2006

  • IMMS
    Detection and Quantification of Seafloor Ilmenite Deposits Utilizing Induced Polarization

    By Curtis Clement

    Williamson & Associates, Inc. has developed a marine mineral exploration tool using an induced polarization technology (IP) under license from the US Geological Survey. Developed by Jeff Wynn at the

  • IMMS
    Development of Offshore Mining and Dredging Technology

    By Henk van Muijen, Jan Willem de Wit

    1.1 Profile IHC Holland Merwede IHC Holland Merwede is world market leader in the construction of specialist dredging equipment and large-size custom-built offshore vessels. The clients of IHC Holla

  • 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
    Special Report On Stockpile 2000 Workshop

    By Michael J. Cruickshank

    A workshop to examine recovery systems for selected strategic and critical materials in the U.S. National Seabeds for the National Defense Stockpile in the 21st Century was held in Hawaii September 26

    Jan 1, 1991

  • IMMS
    The 300 Mt Windy Craggy Besshi-Type Massive Sulfide Deposit, Northwestern British Columbia, Canada: An Analog For Modern Seafloor Sulfide Deposits At Sedimented Settings?

    By Jan M. Peter

    The Early Norian Windy Craggy massive sulfide deposit is within the allochthonous Alexander terrane of the Insular tectonic belt in extreme northwestern British Columbia (Figure 1). Host rocks are the

    Jan 1, 1993

  • IMMS
    The Application Of Modern Sea Floor Studies To A Precambrian Greenstone-Hosted Gold-Silver-Barite Deposit, Brazil

    By N. J. Poll

    The Zacarias gold-silver-barite deposit appears to be a Precambrian analogue of present-day exhalative deposits on the sea floor. Geochemical, stratigraphic and structural studies of the latter can be

    Jan 1, 1993

  • IMMS
    The ISAs Revised Draft Exploitation Regulations – Have Key Stakeholders Concerns been Addressed Adequately?

    By Steve Potter

    "REVIEW OF ISA's DRAFT EXPLOITATION REGULATIONS – HAVE KEY STAKEHOLDERS' CONCERNS BEEN ADDRESSED ADEQUATELY?In early August 2017, the ISA published a revised draft of the exploitation regulations. My

    Jan 1, 2017