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Chemical composition of Pacific and Indian ocean manganese nodules and crusts...
Manganese nodules and crusts from the Pacific and Idian oceans were analyzed at Scripps Institution of Oceanography using atomic absorption spectrophotometry (AAS). Samples were... -
Chemical composition of Pacific, Indian and Atlantic ocean manganese nodules ...
Manganese nodules, coatings and crusts from the Pacific and the Indian oceans were analyzed at Scripps Institution of Oceanography using X-ray emission spectrometry (XES).... -
Accumation rates of manganese in manganese nodules using differential 230Th-2...
The manganese content of 7 manganese nodules was determined by neutron activation. The decrease of unsupported 231Pa and 230Th in the outer few tenths of millimeters was used to... -
Chemical composition of manganese nodules from the Southern Ocean using wet c...
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other... -
Chemical composition of manganese nodules from the Southern Ocean using wet c...
Samples have been air dried and reduced to powder. The analysis is done on the whole content and not on the sole HCL soluble part as in most analyses from other authors.From... -
Chemical composition of manganese nodules from the Southern Ocean
Samples have been air dried and reduced to powder. The analysis is done on the whole content and not on the sole HCL soluble part as in most analyses from other authors.From... -
Chemical composition of manganese nodules and ferromanganese crusts from the ...
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other... -
Description of samples from the Washington State University marine manganese ...
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other... -
Annotated record of the detailed examination of Mn deposits from the Pacific ...
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other... -
(Table 3, Page 147), Chemical analysis of Mn deposits recovered South of New ...
The samples were digested in a mixture of HNO3/HCl/HFf evaporated to dryness, fumed with HClO4 and finally leached with 8N HCl.From 1983 until 1989 NOAA-NCEI compiled the... -
Annotated record of the detailed examination of Mn deposits from the Southwes...
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other... -
(Pages 133-183) Bottom photographs of manganese nodules fields and crusts obs...
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other... -
(Tables, page 307 and 309) Electron probe micro-analysis of manganese nodule ...
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other... -
(Table 2, page 306) Chemical analyses (dry basis) for manganese nodules from ...
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other... -
Annotated record of the detailed examination of Mn deposits
Beginning in 1983 the USGS searched major oceanographic institution dredge archives for samples and data relevant to the USGS Woods-Hole Ferromanganese Crust Data Base. With the... -
Ferromanganese crusts and nodules chemical analyses from the USGS Reston anal...
Based on comparative studies on the utility of ICP, atomic absorption, and other techniques for the elemental analysis of geological samples the authors decided to pursue a... -
Chemical analysis of manganese deposits from the Southern Ocean recovered dur...
Manganese nodules and ferromanganese crusts deposited on igneous rocks from the Southern Ocean have been chemically analysed after dessication. Al, Ba, Ca, Co, Cu, Fe, Mg, Mn,... -
Major and minor elements composition of 5 manganese nodules and 2 sediment sa...
Five manganese nodules from a range of deep-sea and fossil environments were selected for this study. Most samples were prepared for bulk analysis by grinding the material... -
Lead isotope ratios for manganese nodules
The authors have selected manganese nodules broadly representative of world oceanic areas. Approximately 1 gram of each manganese nodules was leached with 25-mi 6N HC1. Lead was... -
Mercury contents of selected marine manganese nodules
Manganese nodules were selected from various areas of the Pacific, Indian and Atlantic ocean. They were analysed using a mercury vapour discharge technique. The minimum...
