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Exploration inputs for exploitation of manganese nodules in Central Indian Basin

DRS at CSIR-National Institute of Oceanography

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Title Exploration inputs for exploitation of manganese nodules in Central Indian Basin
 
Creator Sharma, R.
Nair, R.R.
 
Description Large reserves of manganese nodules have been indentified in the Central Indian Basin, as a result of extensive exploration comprising more than 2000 shipdays, 7 research vessels, 9000 samples, 400,000 km of narrowbeam echosounding, 300,000 sq km of multibeam sounding, over 50,000 photographs, 450 hours of vedio data and 1130 km of deeptowed SBP and SSS data. Spatial variation of nodule abundance and grade, their inter-relationship with one another, as well as the bathymetry of the seabed were the prime consideraions for selection of the 'Pioneer Area' of 150,000 sq km, which was allocated to India in 1987. An environmental impact assessment experiment has also been initiated to evaluate the possible effects of mining activity on the deepsea environment
 
Date 2009-01-25T06:12:52Z
2009-01-25T06:12:52Z
1995
 
Type Conference Article
 
Identifier Proceedings of the ISOPE-Ocean Mining Symposium, Tsukuba, Japan, November 21-22, 1995, 15-22p.
http://drs.nio.org/drs/handle/2264/2379
 
Language en
 
Rights Copyright [1995]. All efforts have been made to respect the copyright to the best of our knowledge. Inadvertent omissions, if brought to our notice, stand for correction and withdrawal of document from this repository.
 
Publisher Int. Soc. Offshore and Polar Eng., Japan