Inter-university Program of Research on Ferromanganese Deposits of the Ocean Floor: Phase I ReportNational Science Foundation, 1973 - 358 lappuses |
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absorption abyssal abyssal hills abyssal plain accretion Amer analysis analyzed basalt BASALT SEED benthic bottom water calcite carbonate chemical composition coarse fraction coastal concentrations Continental Shelf cores correlation deep-sea depth distribution dredge dules environment ferromanganese deposits ferromanganese nodules foraminifera fracture zone frequency Geol Glasby glauconite goethite grabbers grains Green Bay growth cusps Hawaii hydration Indian Ocean iron Lake Michigan layer Magnification manganese crust manganese nodules manganese oxide marine material ment metals micronodules mineral mineralogy mining Mn BAND MN NODULES MnO2 Morgenstein nese North Pacific observed ocean floor Pacific Ocean palagonite pattern pelagic pelagic sediments phases phillipsite planktonic red clay region Ridge rock fragments sea floor sea-bed seawater sedi sediment sedimentary shown in Figure silicate station structure studies surface survey Table techniques thickness tion todorokite trace elements turbidites variations volcanic Waho Shelf X-ray diffraction Zeolite