(Table 1, Page 94) Elemental abundances in ferromanganese nodules and crusts ...
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Ferromanganese deposits, mostly manganese crusts, are common in elevations along the northeastern Brazilian continental margin. Association of the deposits with more or less...
铁锰矿床（Ferromanganese deposits）多为锰结壳（manganese crusts），在巴西东北大陆边缘的隆起区域广泛发育。此类矿床与或多或少……
