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Polymetallic nodules, also called manganese nodules, are mineral concretions on the sea bottom formed of concentric layers of iron and manganese hydroxides...

into three main types: polymetallic nodules, polymetallic sulfide deposits, and cobalt-rich crusts.: 356  Polymetallic nodules are found at depths of...

species richness and high species rarity within the CCZ. It seems that polymetallic nodules in the region, the target of much deep-sea mining, are crucial for...

in the Clarion-Clipperton Zone between Hawaii and Mexico, where polymetallic nodules contain copper, cobalt and other minerals essential for powering...

gravity, and eluvial when close to their parent rock. Polymetallic nodules, also called manganese nodules, are mineral concretions on the sea floor formed...

granted 31 exploration licenses so far: 19 for polymetallic nodules, mostly in the CCZ; 7 for polymetallic sulphides in mid-ocean ridges; and 5 for cobalt-rich...

purposes of exploring for and extracting polymetallic nodules on the seabed. The estimated amount of polymetallic nodules in the given area is about 380 million...

researched are polymetallic nodules, which are located at the depths of the Pacific Ocean approximately 3000–6500 meters below sea level. These nodules contain...

for underwater mining of polymetallic nodules: Global Sea Mineral Resources (GSR). GSR works on the recovery of manganese nodules rich in cobalt, nickel...

towers, and mineral-rich deposits on the sea floor. Polymetallic nodules, also known as manganese nodules, are rounded ores formed over millions of years...

Clipperton Zone in the form of polymetallic nodules peppering the seafloor at 3.5–6 km below sea level. These nodules are composed of numerous rare-earth...

certain abyssal plains contain abundant mineral resources, notably polymetallic nodules. These potato-sized concretions of manganese, iron, nickel, cobalt...

Geosciences - Manganese Nodules. Springer. pp. 408–412. Retrieved 2 February 2021. International Seabed Authority. "Polymetallic Nodules" (PDF). isa.org. International...

France of €0.42 per kilogram of fish caught. As deep-sea mining of polymetallic nodules increases in the adjacent Clarion–Clipperton Zone, similar mining...

Goa, where approximately 80% of the employees work. A project on polymetallic nodules, which has been funded by the Government of India for over 25 years...

(seals and whales), sand and gravel aggregates, placer deposits, polymetallic nodules, and precious stones. Gold deposits are a mile or two under water...

in the ocean. Petroleum and natural gas fields, placer deposits, polymetallic nodules, sand and gravel aggregates, fish, seals and whales can all be found...

2020). "DeepGreen acquires third seabed contract area to explore for polymetallic nodules". DeepGreen. Retrieved 4 February 2021. Wikisource has the text of...

minerals by crystallization. Interest in the potential exploitation of polymetallic nodules generated a great deal of activity among prospective mining consortia...

deep sea mining. Minerals can be collected from new sources like polymetallic nodules lying on the seabed. This would damage local biodiversity, but proponents...