-
Ferromanganese crust chemical analyses. Samples from KK84 cruise from R/V Kan...
The chemical composition of ferromanganese crusts retrieved during the KK84 cruise of R/V Kana Keoki was determined using methods developed by Toth, J. R. from Oregon State... -
Annotated record of the detailed examination of Mn deposits from KK84-04-28 a...
The dredges and cores described in this report were taken on KK84-04-28 and KK84-08-24 expeditions in June-August 1984 by the Hawaii University (HIG) from, the R/V Kana Keoki. A... -
Chemical composition of ferromanganese crusts from MIDPAC cruise 2b (SO37) (R...
During the MIDPAC IIB (SO37) expedition the chemical metal composition of ferromanganese samples in major and selected trace elemnts was determined by the Technical University... -
Annotated record of the detailed examination of Mn deposits from MIDPAC-2b (S...
The dredges described in this report were taken on the R/V Sonne during the MIDPAC 2B (SO37) expedition in May-August 1985 by the Technical University of Clausthal-Zellerfeld... -
Chemical composition of ferromanganese crusts from MIDPAC cruise 2a (SO33) (R...
During the MIDPAC IIA (SO33) expedition the chemical metal composition of ferromanganese samples in major and selected trace elemnts was determined by the Technical University... -
Annotated record of the detailed examination of Mn deposits from MIDPAC-2a (S...
The dredges described in this report were taken on the R/V Sonne during the MIDPAC 2A (SO33) expedition in July-August 1984 by the Technical University of Clausthal-Zellerfeld... -
Chemical composition in Pb and Zn of manganese deposits from the Pacific Ocean
Manganese nodules retrieved by early cruises of the R/V Hakuho Maru in the Pacific Ocean and the R/V Umikata Maru in the Indian Ocean have been chemically analysed for their... -
Chemical composition of manganese crusts fom the Manihiki Plateau area
9 manganese crusts retrieved from the Manihiki Plateau area by R/V Tui have been analysed by instrumental neutron activation analysis in order to characterize their geochemical... -
Chemical composition of manganese deposits from cruise WS-79(1) in the the Sa...
During the evaluation of marine mineral resources of the Samoan region sponsored by CCOP/SOPAC program (ESCAP, United Nations) the R/V Machias successfully retrieved a number of... -
Bulk chemical composition of manganese deposits fom the Pacific Ocean
Knowledge of the oxidation states and of the chemical speciation of metals in ferromanganese deposits is of interest to aid in understanding the association of metals with the... -
Chemical composition of manganese crusts fom the Southwest Pacific Ocean
During cruise L582SP of R/V Lee from USGS, dredges performed on the Tonga ridge have retrieved manganese crusts deposited on sandstone formations. These samples have been... -
Chemical composition of manganese nodules from GH80-1 cruise
67 samples of manganese nodules were obtained during the GH79-1 Cruise of R/V Hakurei Maru in the northern part of the Central Pacific Basin. All nodules were immersed in... -
Electron microprobe analysis of selected manganese nodules from the Southwest...
Four manganese nodules collected south and southwest of Rarotonga one of the Cook Islands were subjected to microprobe analysis in order to determine variations in chemical... -
Chemical composition of manganese nodules from GH80-1 cruise
Manganiferous materials were collected at 49 stations in the Central Pacific Basin, the Mid-Pacific Mountains, the Manihiki Plateau, and the Penrhyn Basin during cruise GH80-1.... -
Bulk chemical analysis of manganese crusts from the Equatorial Pacific Ocean
Ferromanganese crusts were selected from two cruises performed by R/V Moana Wave in early 1986 and 1987 within territorial waters of the Cook Islands, Kiribati, Tuvalu and... -
Trace metal levels in selected ferro-manganese crusts from the Pacific Ocean
Chemical assessment of trace metals concentrations in a selected set of manganese crusts and coatings from the Pacific Ocean. Composition has been determined by atomic... -
Chemical composition of manganese nodules from cruise KH-84-1 (R/V Hakuho-Maru)
Preliminary results of chemical analysis of thirteen ferro-manganese nodules dredged from the Mariana and Ogasawara regions via the KH-84-1 cruise are presented. Five Mn nodule... -
Chemical composition of manganese nodules and crusts from the Central Pacific
Of the 26 samples collected during VA-05/1 cruise of R V Valdivia during 1972, 19 were nodules of different forms, 4 ferromanganese crusts and 3 cylindral nodules. Nodules and... -
Chemical composition of ferromanganese deposits from the Mariana and Volcano ...
During R/V T. Thompson cruise TT-192 around the the Mariana and Volcano Volcanic Arcs 60% of the dredge recoveries contained ferromanganese deposits. Substrate rocks consisted... -
Chemical constituents of selected ferromanganese nodules and crusts around Ne...
Manganese nodules and encrustations dredged during the GEORSTOM I and II cruises have been analysed for their major constituents. From 1983 until 1989 NOAA-NCEI compiled the...