• Tinchemical elementBritannica

    (Si), germanium (Ge), tin (Sn), lead (Pb), and flerovium (Fl). Occurrence and distribution. The element is present in the igneous rocks of Earths crust to the extent of about 0.001 percent, which is scarce but not rare; its abundance is of the same order of magnitude as such technically useful elements as cobalt, nickel, copper, cerium, and

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  • PolynesiaNew World Encyclopedia

    Polynesia may be described as the islands within a triangle with its corners at Hawaiian Islands, New Zealand, and Easter Island.A Polynesian island group outside of this great triangle is Tuvalu.

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  • NickelWikipedia

    Nickel is a chemical element with symbol Ni and atomic number 28. It is a silvery white lustrous metal with a slight golden tinge. Nickel belongs to the transition metals and is

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  • Lateritic nickel ore depositsWikipedia

    Lateritic nickel ore deposits are surficial, weathered rinds formed on ultramafic rocks. They account for 73% of the continental world nickel resources and will be in the future the dominant source for the mining of nickel.

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  • Mineral depositBritannica

    Mineral deposit: Mineral deposit, aggregate of a mineral in an unusually high concentration. About half of the known chemical elements possess some

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