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Collection: Deep Sea Minerals Volume 1B

Deep Sea Minerals Volume 1B
Deep Sea Minerals Volume 1B
A physical, biological, environmental, and technical review, examine the geology and associated biology of the three principal deep sea mineral deposit types found in the Pacific Region. They also look at the environmental and technical aspects related to deep sea mineral extraction.
Available online at: http://www.grida.no/publications/deep-sea-minerals/
Pilot Area Bathymetry
Bathymetric map of pilot area showing observed nodule abundance.
11 Mar 2014 - by GRID-Arendal
Key elements of marine reserve design
11 Mar 2014 - by GRID-Arendal
Example of a sea-floor manganese nodule mining system and related sources of potential environmental impact
Example of a sea-floor manganese nodule mining system and related sources of potential environmental impact. Note that while mineral processing (concentrating) is part of the minerals life cycle, it is not specific to de...
11 Mar 2014 - by GRID-Arendal
Examples of exploration tools.
11 Mar 2014 - by GRID-Arendal
Depth region of potential nodule development
Sea-floor bathymetric map showing where manganese nodules might occur in the Pacific ACP States region. Manganese nodules occur at depths of 4 000 to 6 500m, indicated by dark green in this map.
11 Mar 2014 - by GRID-Arendal
Participating Pacific Island States
The Pacific ACP States (i.e., Africa-Caribbean-Pacific Group of States) participating in the European-Union-funded SPC Deep Sea Minerals Project.
11 Mar 2014 - by GRID-Arendal
Studies that may be required to define the environment prior to development
Studies that may be required to define the environment prior to development. Note that this is not an exhaustive list.
11 Mar 2014 - by GRID-Arendal
Size of life in the deep oceans
Faunal size classes routinely found on the abyssal plain.
11 Mar 2014 - by GRID-Arendal
Links between abyssal benthic ecosystems and particulate organic matter
Links between abyssal benthic ecosystems and particulate organic matter. Regression relationships demonstrating the strong dependence of abyssal benthic ecosystem structure and function on the level of particulate organi...
11 Mar 2014 - by GRID-Arendal
Habitats and biodiversity in nodule regions
11 Mar 2014 - by GRID-Arendal
Sources of cobalt production
Current sources of cobalt. After Wilburn 2012.
11 Mar 2014 - by GRID-Arendal
Increasing land-based cobalt production
Increase in cobalt production. (Wilburn 2012).
11 Mar 2014 - by GRID-Arendal
Cobalt metal prices between 1976 and 2013
Global cobalt prices 1976-2011.
11 Mar 2014 - by GRID-Arendal
Metal tonnages in nodules from the Cook Islands compared to global reserves
Current estimates of Cook Islands manganese nodules compared to global reserves. In-place tonnage of cobalt, nickel, copper, and manganese in Cook Islands nodules and a comparison with global land-based reserves and glob...
11 Mar 2014 - by GRID-Arendal
Concentration of nickel and other metals of potential economic importance in deep sea nodules
Concentrations of metals other than iron and manganese. Concentrations are shown in gm/t in nodules from three different nodule regions.
11 Mar 2014 - by GRID-Arendal
Concentration of iron and manganese in deep sea nodules
Varying percentages of iron and manganese in nodules from different environments. The iron/manganese ratio is controlled by the ratio of hydrogenetic/diagenetic input and whether or not the sediments involved in diagenes...
11 Mar 2014 - by GRID-Arendal
Physical characteristics of manganese nodules
Manganese nodules come in many shapes and sizes. They can be round, oblong, composite, or flat. Their shape can be influenced by the shape of the nucleus, the water content of the surrounding sediment, growth rates, and ...
11 Mar 2014 - by GRID-Arendal
Average abundance of nodules
Current estimates of average nodule abundance in four major locations.
11 Mar 2014 - by GRID-Arendal
Cobalt, the target mineral for Cook Islands
Current estimated average concentration of various metals in nodules from the Cook Islands
11 Mar 2014 - by GRID-Arendal
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