Deep sea miningWikipedia

Deep sea mining is a mineral retrieval process that takes place on the ocean floor.Ocean mining sites are usually around large areas of polymetallic nodules or active and extinct hydrothermal vents at 1,400 to 3,700 metres (4,600 to 12,100 ft) below the oceans surface. The vents create globular or massive sulfide deposits, which contain valuable metals such as silver, gold, copper

Manganese noduleWikipedia

Kennecott Copper had explored the potential profits in manganese nodule mining and found that it was not worth the cost. On top of the environmental issues and the fact that the profits had to be shared, there was no cheap way to get the manganese nodules off the sea floor. [citation needed]

Deep sea miningOffshore Engineer Magazine

Oct 01, 2017· Many others are watching. Deep sea mining could offer offshore industry firms a new business, and Italy could be at the forefront of this business, Keber told OMC. The deep sea mining chain is practically the same as you have in other extractive industries. Exploration, seismic, production, logistics, processing, distribution and sales

Deep sea nodule mining project to harvest battery elements

Nov 15, 2019· A team of European researchers are developing a deep sea mining system that can harvest minerals such as nickel, manganese, cobalt and copper from the sea floor. The Blue Nodules project, part of the European Horizon 2020 research programme, runs until July 2020.

What is Deep-Seabed Mining?Deep Sea Conservation Coalition