Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • IMMS
    Zinc-Lead-Silver-Gold-Rich Barite Deposits In East Diamante Caldera, Mariana Volcanic Arc

    By J. R. Hein

    East Diamante is a submarine volcano in the southern Mariana arc that is a complex caldera about 10 km x 5 km (elongated ENE-WSW), and breached on its northern and southwestern sectors. A large field

    Jan 1, 2011

  • IMMS
    Paleoceanographic Conditions During the Formation of Fe-Mn Crusts from the Pacific Ocean: Biostratigraphic and Compositional Evidence ? Introduction

    By Irina A. Pulyaeva

    Hydrogenetic Fe-Mn crusts play an important role in marine mineral-deposit research because of their widespread occurrence and high concentrations of valuable and rare metals. Most Fe-Mn crust deposit

    Jan 1, 2010

  • IMMS
    Namco: Progression Through Sampling to Full Scale Diamond Production Offshore Namibia

    By Roger J. Daniel

    Major interest and investment in southern Africa's west coast diamond deposits have resulted in the development of various tools for sampling and mining in the varied geological conditions encoun

    Jan 1, 1998

  • IMMS
    Geophysical Investigations Over Segments Of The Central Indian Ridge: High Resolution Bathymetry And Magnetic Survey

    By Hyun Sub Kim

    Subsea mineral deposit exploration aboard the R/V Onnuri was performed along the northern Central Indian Ridge (CIR) between 8°S and 17°S in December 2009 ~ January 2010 (09IR Leg01 and 09IR Leg02) an

    Jan 1, 2011

  • IMMS
    Inner Shelf And Beach Seashell Resources In Southern Brazil

    By Lauro Calliari

    Detailed geological studies using side scan sonar, bottom sampling and piston cores along the Rio Grande do Sul inner continental shelf and coastline indicate the occurrence of elongate deposits of ca

    Jan 1, 1995

  • 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
    Local Variability of Ore Bed Parameters in Co-Rich Manganese Crusts (e23c7a2a-21be-4683-96e7-b361ec68f39c)

    By M. Ye. Melnikov

    The report is about oceanic ferromanganese crusts ? covers of iron and manganese hydroxides developed over an opened rock of seamounts and rises. Ore bed parameters of crusts are understandable as the

    Jan 1, 2010

  • IMMS
    Local Variability of Ore Bed Parameters in Co-Rich Manganese Crusts

    By M. Ye. Melnikov

    The report is about oceanic ferromanganese crusts ? covers of iron and manganese hydroxides developed over an opened rock of seamounts and rises. Ore bed parameters of crusts are understandable as the

    Jan 1, 2010

  • IMMS
    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

  • IMMS
    The Status Of Marine Minerals Research Worldwide

    By Michael J. Cruickshank

    Marine minerals are more than an academic curiosity as they represent the most significant global source of mineral materials for economically and ecologically sustainable development for the future.

    Jan 1, 1996

  • IMMS
    Marine Minerals Potential in the Pacific Islands Region and the Proposed Management Strategy

    By Akuila K. Tawake

    The occurrences of polymetallic minerals within the Exclusive Economic Zones (EEZs) of many Pacific Island Countries (PICs) have been confirmed through marine scientific researches and seabed minerals

    Jan 1, 2010

  • IMMS
    Geochemistry Of Rare Earth Elements In Hydrothermal Sediments

    By Robert M. Owen

    The rare earth elements (REE1s; atomic number 57 -71) exhibit a coherent chemistry, are widespread in nature, and tend to occur in characteristic concentrations in different geochemical phases. Becaus

    Jan 1, 1989

  • IMMS
    Deep-Sea Mining Impacts above the Surface: Quantifying the fuel consumption and associated air pollution of a potential commercial deep-sea manganese nodule mining operation in the Clarion-Clipperton Zone

    By Andrea Koschinsky, Luise Heinrich

    (for an oral presentation) Activities for preparing future deep-sea mining offer the unique opportunity to study environmental conditions and anticipate adverse environmental impacts prior to the comm

    Jan 1, 2018

  • IMMS
    Seafloor Features In Urals Massive Sulfide

    By V. Zaykov

    The Urals massive sulfide deposits are concentrated in Silurian -Devonian fold belt extending for 1500 km with length from 50 to 150 km. By paleodynamic reconstmction it is established that they were

    Jan 1, 1993

  • IMMS
    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

  • 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
    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
    Application Of High Resolution Element Analysis Of N-E Pacific Sediments

    By In Kwon Um

    The XRF Core-Scanner system performs non-destructive analysis of elements from Mg to U, in concentrations of ppm levels on split cores with digital images. Using the AVAATECH XRF Corescanner system, w

    Jan 1, 2011

  • IMMS
    The Selection Of The Benthic Environmental Impact Testing Site In The Korea Contracted Area, Clarion-Clipperton Zone

    By Sang Bum Chi

    In order to better predict and manage benthic disturbance by deep seabed manganese nodules mining, we needed to conduct a benthic disturbance experiment at the selected area, which has a similar envir

    Jan 1, 2011

  • IMMS
    How to Increase Economy of Seafloor Massive Sulfide Mining

    By Tetsuo Yamazaki

    Seafloor massive sulfides have been a subject of interest for profitable commercial mining these ten years. Because of the higher Au, Ag, and Cu contents, they have received much attention as immedia

    Jan 1, 2010