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Annotated record and illustrations of Mn nodules retrieved during cruise KH-7...
Deep sea manganese nodules from the Central Pacific Basin are mainly composed of 10Å manganite and d-MnO2 Two zones equivalent to the minerals are evidently distinguishable... -
Analysis of Mn-deposits in swedish lakes
In connection with a discovery of oxidic manganiferous and ferriferous precipitations in northern Vermland and north-western Dalecarlia, pH measurements of different waters and... -
Investigation of manganese nodules from the Malvinas (Falkland) Plateau
Manganese nodules occurring within marine sediments of presumably Upper Miocene-Lower Pliocene age from cores obtained by the Argentine oceanographic vessel ARA Islas Orcadas in... -
Metal content of nodules determined by Deepsea Ventures, Inc. with different ...
Information on possible resource value of sea floor manganese nodule deposits in the Pacific has been assessed by Deepsea ventures Inc, from the collection of manganese nodules... -
Annotated record and detailed features of Mn deposits from R/V Bosei Maru Cru...
During the GDP-8 cruise of R/V Bosei-Maru, scientists from the Tokai University surveyed the Kinan seamount chain and the Kyushu-Palau Ridge in the Phillippine Sea. They dredged... -
Description, Beryllium characteristics and chemical composition of manganese ...
Depth profiles of 10Be and 9Be concentrations have been measured in five manganese nodules from widely varying locations of the Pacific Ocean. Mean accumulation rate of these... -
Observations and rare earth element composition of manganese nodules during A...
An area of about 22,000 km² on the northern Blake Plateau, off the coast of South Carolina, contains an estimated 2 billion metric tons of phosphorite concretions, and about 1.2... -
Annotated record and chemical analyses of a polygenetic manganese nodule (sla...
A large manganese nodule (manganese slab) was dredged from 2100 m on the Scott Plateau by R.V. Valdivia in 1977. It is an irregular ellipsoid, with a maximum dimension of 28 cm,... -
Annotated record and chemical composition of manganese crusts and nodules obt...
The plateau is a foundered continental block, and lies at an average depth of 2000-3000 m. On the plateau the dominant fault direction is NW to WNW, an ancient strike direction... -
Chemical and mineralogical data on manganese nodules and associated sediment ...
The major and minor element compositions of a suite of abyssal sea-floor ferromanganese nodules and associated sediments from the eastern central Pacific have been used to... -
Investigation of Manganese rich river pebbles from Poland and Austria
The author is studying various manganese coated river pebbles which had been given to him for evaluating their chemical properties. Samples were provided for the confluence of... -
Analysis of Mn-nodules from Slupsk Furrow
Rare earth element concentrations in ferromanganese concretions sampled from Slupsk Furrow in the Polish Exclusive Economic Zone are similar to those of concretions from the... -
Analysis of Mn nodules from cruise GH72-2
The GH72-2 shipborne survey was carried out in the northwest Pacific during 31 days under the 'Basic investigations for exploration of deep sea mineral resources' program. The... -
Geochemistry of nodules from a young seamount
Manganese nodules made of radiating rods of well crystallized birnessite were sampled at 8 degree 481.2'N, 103 degree 53.8W, 1875 m below sea level by a dredge that also... -
Geochemistry on manganese nodules from the central Pacific
During Cruise VA 04/2 of the R. V. Valdivia in 1972, numerous samples were collected of manganese nodules, sodiments, and the pore water of the Sediments in the area betwoen 6°... -
Analyses of Manganese nodules off Izu Island
Manganese nodules have been found by the author in the shallow waters of the Hyotan-se bank west of Shikime-jima, an island of the Izu archipelago in the Sea of Japan. The... -
Elemental composition of various manganese nodules
Manganese nodules have been observed over wide areas of both the Pacific and Atlantic Oceans, however, deposits in the Pacific Ocean are generally much richer in elements of... -
Lithostatigraphy of the CESAR cores
Sixteen piston cores and twelve gravity cores were successfully recovered from northern and southern crests of the eastern Alpha Ridge andfrom the Alpha Ridge graben. All but... -
Analyses of ferromanganese micronodules from the central Arctic Ocean
In order to determine geochemical compositions of Late Cenozoic Arctic seawater, oxide fractions were chemically separated from 15 samples of hand-picked ferromanganese... -
Description and analyses of manganese nodules from the South-Western Pacific
Manganese nodules from the Campbell Plateau and Macquarie Ridge have been chemically analysed and their compositions compared with other Pacific nodules. No significant...
