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foram ooze. Above CCD. Below CCD. Polymetallic nodules authogenic metal oxide deposits on sea floor. About size of potato. Close up of nodule. Cross section showing growth rings. Global distribution. Typical composition manganese (27-30 %) iron (6 %) silicon (5%) aluminum (3%),
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Above CCD Below CCD
Polymetallic nodulesauthogenic metal oxide deposits on sea floor About size of potato
Typical composition manganese (27-30 %) iron (6 %) silicon (5%) aluminum (3%), nickel (1.25-1.5 %) copper (1-1.4 %) cobalt (0.2-0.25 %).