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The Definition of Morphotectonic Domains in the Clarion- Clipperton Zone (CCZ): A Step Closer to Understanding the Controls behind Nodule Mineralisation?
By John Parianos, Simon Richards
SUMMARY The Clarion Clipperton Zone (CCZ) hosts the most valuable deposit of polymetallic nodules yet discovered. Understanding the geology of this deposit is key to its effective exploration and mini
Jan 1, 2018
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Chimney Massive Sulfides from the Vienna Woods Deposit (Bismarck Sea, PNG): Mineral Zonation and Geochemical Gradients
By Janine Lahr, Peter E. Halbach
The Manus Spreading Ridge is located within the EEZ of Papua New Guinea and lies in the Manus Basin ENE of the PNG Island and N of the Island New Britain. The divergent backarc spreading system is cau
Sep 24, 2006
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Darwinian Scale Deep Diving Expedition To The South Pacific Marking The 35th Year Of UMI
By Alexander Malahoff
An international research team working through the Hawai?i Undersea Research Laboratory (HURL) undertook a bold challenge to explore the chemistry, geology, mineral formation and superheated hydrother
Jan 1, 2005
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Prospectivity Modeling Of Seafloor Massive Sulphide (SMS) Deposits In The Kermadec Arc And Colville Ridge Regions, New Zealand
By C. Wildman
Prospectivity modeling of seafloor massive sulphide (SMS) deposits has been completed over the Kermadec Arc-Colville Ridge area using the GIS based weights of evidence and fuzzy logic modeling techniq
Jan 1, 2011
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Pacmanus: An Actively-Forming Submarine Polymetallic Sulfide Deposit In Felsic Volcanic Rocks Of The Manus Back-Arc, Papua, New Guinea
By Steven D. Scott
The 1991 PACMANUS Expedition (Papua New Guinea-Australia-Canada in the Manus Basin) discovered a very large (approximately 800 x 350 m) actively-forming seafloor polymetallic sulfide 4 deposit in fels
Jan 1, 2011
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Nodule Types and Genetic Controls from the TOML Areas in the CCZ
By Christina Pomee, John Parianos
"TOML’s ISA Contract comprises six areas (A-F) that span from 118° to 152° W and from 7° to 15° N or over 70% of the CCZ.During a 2015 exploration cruise, TOML scientists found that the a logging syst
Jan 1, 2017
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Free-Hanging vs Free-Standing Seabed Mining Vertical Transport Systems
By Richard Harrison, Frank Lim
Deepsea Mining will soon become a reality with Nautilus Minerals getting their equipment ready to mine SMS at Solwara 1 off the coast of Papua New Guinea. The vertical transport system (VTS) adopted b
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
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Towards Operational Environmental Threshold Levels for Exploitation of Mineral Resources in the Deep Sea
By Karsten Hagenah, Tor Jensen, Jens Laugesen, Øyvind Fjukmoen, Lucy Brooks
This paper discusses operational environmental threshold levels for exploitation of mineral resources in the deep sea. Such criteria are needed to be able to monitor and control deep sea mining with r
Jan 1, 2018
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Options to Increase Economy of Deep-Sea Mining
By T. Yamazaki, R. Arai, N. Nakatani, K. Kuroda
"These 40 years, deep-sea mining for manganese nodules, cobalt-rich manganese crusts, and seafloor massive sulfides has been continuously business and R&D targets. The economy is the most important fa
Jan 1, 2017
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Inter-Industry Collaboration for Deep Sea Mining Projects: Moving Past the “Us and Them”
By Renee Grogan
"An environmental impact assessment (EIA) of a deep sea mining project typically describes the environmental baseline, impacts of the project to the environmental values, and proposed management techn
Jan 1, 2017
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Development of a Vertical Transport System: An Experimental Approach
By Wiebe Boomsma
INTRODUCTION Starting in February 2014, 19 partners from EU industry, research institutions and academia joined forces and formed the Blue Mining consortium. In the following four years, they have set
Jan 1, 2018
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Forging Ahead: Update on Nautilus Minerals Solwara 1 Project
By John Parianos
"Seafloor mining provides significant potential economic benefits for many Pacific nations that may be “land poor” but “coastline rich,” meaning they have the potential to utilize and profit from the
Jan 1, 2017
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Comparative Tests Of Scott/C-CORE And Van Veen Sampler For Biological Appraisal Of Placer Deposits
By William J. Scott
In the last two years, C-CORE has developed a new seabed sampler directed specifically at obtaining samples from hard or compacted bottoms such as are typical of marine placer deposits. Samples are re
Jan 1, 1994
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Comparative Tests Of Scott/C-CORE And Van Veen Samplers For Biological Appraisal Of Placer Deposits
By William J. Scott
In the last two years, C-CORE has developed a new seabed sampler directed specifically at obtaining samples from hard or compacted bottoms such as are typical of marine placer deposits. Samples are re
Jan 1, 1994
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Systematically Converting the Deep Sea Mining Installation to Proven Technology - Dredging as Our Cultural Heritage
By Jan Willem van Bloois
IHC Merwede is world market leader in the construction of specialist dredging equipment; it is a company with a rich history. The Netherlands is a coastal western country for which water management is
Jan 1, 2010
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Submarine Hydrothermal Activity And Mineralization In The Sangihe Arc, Indonesia
By Timothy F. McConachy
Magmatic-hydrothermal activity in the South-West Pacific and SE Asian island arcs during the Tertiary has created a premier copper-gold province with numerous, commercially attractive base and preciou
Jan 1, 2005
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Geochemistry Of Fluids From Southern Kermadec Frontal Arc Hydrothermal Systems
By Gary J. Massoth
Are hydrothermal emissions from subduction-related volcanic arcs important to the total hydrothermal burden of the oceans? While historical observations of hydrothermal venting of fluids at mid-ocean
Jan 1, 2001
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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
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Monitoring the Dynamics of Gas Hydrate Deposits and Hydrothermal Discharge using the NEPTUNE Undersea Observatory Network
By S. Kim Juniper
Ocean observatory technologies permit uninterrupted, real-time observation of dynamic seafloor environments such as gas hydrate deposits and hydrothermal vent fields that are of both scientific and ec
Sep 14, 2011