Examples of polymetallic nodules in a sentence
Polymetallic nodules are decimetres-size concretions of ore lying on the surface of abyssal sediments in 4000 – 6500 m water depth and cover large areas of the Pacific and Indian Ocean (Hein and Koschinsky, 2014).
J.: Polymetallic nodules, sediments, and deep waters in the equatorial North Pacific exhibit highly diverse and distinct bacterial, archaeal, and microeukaryotic communities, Microbiologyopen, 6(2), 1–16, doi:10.1002/mbo3.428, 2017.
Polymetallic nodules are formed of concentric layers of manganese and iron hydroxides around a core.
Polymetallic nodules were10 discovered during the Challenger expedition in the 1870s at depths below 4000 m in the Pacific, Atlantic and Indian oceans (Boudreau and Scott, 1978).
Poly-metallic nodules and sulphides are the two mineral resources of great economic value.
In the Indian Ocean Polymetallic nodules and polymetallic massive sulphides are the two mineral resources of primary interest to developers in the Indian Ocean.
Polymetallic nodules are essential for food-web integrity of a prospective deep-seabed mining area in Pacific abyssal plains.
Polymetallic nodules were known to occur on the ocean bottom near the Amirantes Islands.
Poly-metallic nodules are of ‘golf-to-tennis-ball- size’ containing nickel, cobalt, iron, and manganese formed over millions of years on the sediment of the seafloor.
A battery in a rock: Polymetallic nodules are the cleanest path toward electric vehicles.