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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... -
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... -
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 composition of the internal layers of manganese deposits from the So...
The chemical composition of layered deposit inside zones has been determined for ferromanganese nodules and crusts retrieved in the South Pacific Ocean during various R/V... -
Thorium isotopes measurements inside internal layers of manganese deposits fr...
The ratio of 230 Thorium excess over 232 Thorium isotopes has been determined for different layered deposit zones inside ferromanganese nodules and crusts retrieved in the South... -
Chemical composition of Pacific manganese nodules and crusts analyzed at Scri...
142 manganese nodules and crusts from sites in the Pacific Ocean were analyzed at Scripps Institution of Oceanography using X-ray emission spectrometry (XES). From 1983 until... -
Rare-earth and minor elements concentration in manganese nodules and crusts f...
The study reported here involved the analysis of 12 rare earth and 13 minor elements in 13 nodules from the S.W. Pacific; 1 nodule from equatorial N. Pacific (DOMES Site C) as... -
Chemical composition of manganese nodules from the Pacific and Atlantic Ocean...
Manganese nodules from the Atlantic and Pacific Oceans were analyzed at Scripps Institution of Oceanography after being ground to < 74 Microns, pressed into pellets, dried at... -
Calcareous nannofossils in sediments of the southeast Pacific
This study provides the first detailed documentation of calcareous nannofossil assemblages in Eocene subantarctic Eltanin piston cores recovered from the southeast Pacific... -
Isotopic composition of foraminifera from sediments of DSDP Legs 3, 6-9, 17
Oxygen isotopic compositions of the tests of planktonic foraminifera from several Deep Sea Drilling Project sites provide a general picture of low-latitude marine temperatures... -
(Table 9) Distribution of calcareous nannofossils in sediment core ELT24.016-PC
Species abundance: V = very abundant (100+ specimens per field of view), A = abundant (11 to 100 specimens per field of view), C = common (1 to 10 specimens per field of view),... -
(Table 7) Calcareous nannofossil zones, abundances, and preservation from U.S...
Species abundance: V = very abundant (100+ specimens per field of view), A = abundant (11 to 100 specimens per field of view), C = common (1 to 10 specimens per field of view),... -
(Figure 5) Distribution of calcareous nannofossils in sediment core ELT24.010-PC
Species abundance: V = very abundant, A = abundant, C = common, F = few, R = rare, - = absent. -
(Figure 4) Distribution of calcareous nannofossils in sediment core ELT24.009-PC
Species abundance: V = very abundant, A = abundant, C = common, F = few, R = rare, - = absent. -
(Figure 3) Distribution of calcareous nannofossils in sediment core ELT24.008-PC
Species abundance: V = very abundant, A = abundant, C = common, F = few, R = rare, - = absent. -
(Appendix 2) Isotopic composition of foraminifera from sediments of DSDP Legs...
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