Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • 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
    A Catastrophic Summit Collapse, Pit Crater Formation, High-Temperature Venting, And Mineral Formation Processes On L_ihi Submarine Volcano

    By Alexander Malahoff

    The summit of L_ihi submarine volcano changed dramatically after seismic activity beneath L_ihi during the month of August 1996. Bathymetric re-surveys of the L_ihi edifice using SeaBeam, Simrad and

    Jan 1, 1998

  • IMMS
    Mineralogy Of Polymetallic Nodules In The Central Mexican Pacific

    By Mayumy Amparo Cabrera-Ramírez

    Polymetallic nodules are a widespread resource in the Pacific Ocean, particularly in the areas of Clarion-Clipperton (Cronan, 2000). The most abundant mineral phases are formed by iron and manganese o

    Jan 1, 2011

  • IMMS
    Physicochemical And Hydrodynamical Controls On Methane Bubble Dissolution Within The Hydrate Stability Field

    By G. Rehder

    The release of methane as free gas from the seafloor into the water-column well within the hydrate stability field is a natural process observed today in various ocean settings, such as the Cascadia m

    Jan 1, 2005

  • IMMS
    Hydrothermal Hematite/Silica Rocks from the Blanco Fracture Zone, Northeast Pacific

    By David A. Clague, James R. Hein, Robert W. Embley, Robert C. Vrijenhoek, Randolph A. Koski

    We report preliminary results for a group of unique samples collected with MBARI’s ROV Tiburon on August 12, 2005. The samples were collected from the East Blanco Depression (EBD) diffuse-flow hydrot

    Aug 24, 2006

  • IMMS
    Occurrence Of Hydrogenetic Ferromanganese Crusts From Deep-Sea Floors In The Western Pacific

    By Akira Usui

    Occurrence of hydrogenetic ferromanganese crusts has been well documented over inactive seamounts in the central and southern Pacific Ocean. It has been thus believed that the hydrogenetic crusts dev

    Jan 1, 2001

  • IMMS
    Current Plans And Activities By South Africa To Assess Marine Minerals Potential: An Update

    By Peter M. Bartlett

    The Republic of South Africa ranks among the world leaders in both reserves and production of numerous land-based mineral commodities. Over the last three decades, however, South Africa has also ident

    Jan 1, 1986

  • IMMS
    New Morphological insights of the Fieberling Guyot, Northeast Pacific Ocean: Scales of Seafloor Mineral Exploration

    By Brian Parsons

    In June of 2013, Odyssey Marine Exploration conducted sea trials of the newly installed SeaBat 7150 full-ocean multibeam sonar system on the M/V Dorado Discovery over the Fierberling Guyot in the nort

    Sep 14, 2011

  • IMMS
    ACS: A Seafloor Drilling System for the Deepsea Methane Hydrate Program Offshore India

    By M. E. Williamson

    A seafloor based robotic drilling system is being developed for the National Institute of Ocean Technology in Chennai, India to support a National initiative for marine methane hydrate research. The

  • IMMS
    Barite-Gold And Associated Ferruginous Deposits At Franklin Seamount, Woodlark Basin: A Potential Exploration Target In Ancient Volcanic Sequences

    In the western Woodlark Basin, propagation of seafloor spreading is occurring directly into the continental crust of Papua new Guinea. The spreading is not strictly in a back-arc tectonic setting, rat

    Jan 1, 1993

  • IMMS
    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

  • IMMS
    Seafloor Occurrence And Growth Stages Of KODOS Ferromanganese Nodules

    The seafloor occurrences of KODOS ferromanganese nodules can be classified into four facies based on the morphological types of nodules recovered and seafloor photographs. Facies A, B, and C are relat

    Jan 1, 2005

  • 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
    The Eastern Manus Basin, Papua New Guinea: Modern Analogue Of A Mineralized Province With Lessons For Land-Based Exploration

    By Raymond A. Binns

    The Eastern Manus Basin (EMB) contains three major active hydrothermal zones and a number of smaller occurrences of hydrothermal deposits, and can be considered as a regional-scale modern analogue for

    Jan 1, 1998

  • IMMS
    Marine Protected Areas within the Clarion-Clipperton Zone

    By Charles L. Morgan

    "In 2012 the International Seabed Authority (ISA) established nine “Areas of Particular Environmental Interest” (APEIs) for consideration as future Marine Protected Areas to help preserve the biodiver

    Jan 1, 2017

  • IMMS
    Mineralogy and the Incorporation Mechanism of Economic Relevant Metals Such As Ni, Cu, Co and Mo of Mn-Nodules from the German License Area within the Clarion-Clipperton Zone

    By Thomas Kuhn, Anna Wegorzewski

    "INTRODUCTIONPolymetallic nodules from the Clarion and Clipperton Zone (CCZ) within the equatorial NE Pacific Ocean show high concentration of economic important strategic metals such as Ni, Cu, Co, M

    Jan 1, 2017

  • IMMS
    Submarine Hydrothermal Activity and Mineralization on the Kurile and Western Aleutian Island Arcs, NW Pacific

    By T. Semkova, G. Cherkashov, V. Rashidov, L. Anikeeva, G. Gavrilenko, G. Glasby

    The Kurile Arc consists of at least 100 submarine volcanoes and 5 submarine calderas located mainly in the rear arc (Figure 1). The arc is seismically very active, particularly in the south, and is

  • IMMS
    The Resource Potential of the Slow-Spreading TAG Segment at 26°N, Mid-Atlantic Ridge: Evidence from AUV-Based Exploration

    By Isobel Yeo, Florent Szitkar, Sven Petersen, Sebastian Graber, Nico Augustin, Marcel Rothenbeck, John Jamieson

    "INTRODUCTIONSeafloor massive sulfides (SMS) along mid-ocean ridges are often seen as a possible future contribution to a secure metal supply for global human needs. A growing interest over the past f

    Jan 1, 2017

  • IMMS
    Contrasting Styles of Hydrothermal Activity at Brothers Volcano, Kermadec Arc, New Zealand

    The Brothers hydrothermal system is host to two very contrasting vent fields and to date, is the only known example of this kind for any submarine arc volcano in the world. Firstly, there is the NW ca

    Jan 1, 2010

  • IMMS
    Gold Mineralization In The Marine Environment; A Possible Marine Mineral Exploration And Mining Target

    By Thomas Pichler

    In the past marine mining technology has focused on bulk mining of base metals from polymetallic massive sulfides. This has not been very successful because of the relatively low unit value of these m

    Jan 1, 1993