One or two grams of dried sample were subjected to leaching by acid and the residue was separated by centrifuge.From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine...
Elemental concentration in interstitial water samples was measured by inductively coupled plasma - atomic emission spectroscopy (ICP-AES). Data are presented by element-wavelength pair (e.g., more tha
Ferromanganese nodules in the deep-sea and in freshwater lakes usually accrete layers rich in manganese oxides alternating with layers rich in iron oxides. The mechanism...
Seafloor magnetometer data were measured using a Marine Magnetics 1000 m SeaSpy towed magnetometer. Raw log and data files are presented by expedition.