Manganese nodules : dimensions and perspectives : proceedings of a group meeting by the United Nations in New York, December 1977, prepared by the United Nations Ocean Economics and Technology Office

I: Introduction.- II: The Basic Data.- I Problem Addressed and a Summary of the Discussion.- II Sampling and Surveying Techniques.- III: The Reliability of Available Data on Element Concentrations in Sea-Floor Manganese Nodules.- IV: The Frequency Distribution of Nickel, Copper and Cobalt Grades in Manganese Nodule Deposits.- V: Status of the Marine Geological Activities of the Geological Survey of Japan.- III: The Mine Site.- VI: Problem Addressed and a Summary of the Discussion.- VII: Resources and Potential Reserves of Nickel and Copper in Manganese Nodule.- VIII: Determining Deep Sea-Bed Mine-Site Area Requirements — A Discussion.- IV: Commercial Considerations.- IX: Problem Addressed and a Summary of the Discussion.- X: Manganese Nodule Mining Industry: A Study of Expected Investment Requirements.- XI: The Future Outlook for the Nodule Industry.- V: The Processing Problems.- XII: Problem Addressed and a Summary of the Discussion.- XIII: Comparative Economics of Recovery of Metals from Ocean Nodules.- VI: Other Technoligical Issues.- XIV: Problem Addressed and a Summary of the Discussion.- XV: Special Aspects of Site Selection for Manganese Nodule Processing Plants.- XVI: Problems and Prospects of Technological Cooperation in Deep-Sea Mining as they Relate to Transfer of Marine Technology.- VII: Conclusions.- Conclusions.- Index of Names.- Index of Subjects.