-
Accumation rates of manganese in manganese nodules using total alpha activity
The manganese content of 4 manganese nodules was determined by atomic absorption. The decrease of total alpha activity was used to evaluate Mn accumulation. Because CaCO3 is a... -
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... -
Various chemical elements concentration in manganese nodules, crusts and micr...
Digitized Table 2 of the unpublished report.--From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports... -
Main metal elements concentration in manganese nodules, crusts and micronodul...
Digitized Table 1 of the unpublished report.--From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports... -
Geomicrobiology from the multidisciplinary scientific cruise (RGR1) to the Ri...
This dataset has no description
-
Description of the ferromanganese deposits at station 123 of the New York Sta...
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other... -
Ferromanganese nodules and crusts chemical analysis of BGR samples from the M...
The Midpac '81 (SO18) exploration voyage with the R/V Sonne was a first step to study the regional distribution, nature and formation of Co-rich manganese crusts over submarine... -
Average chemical composition of ferromanganese crusts from L9-84-CP (R/V S.P....
The average chemical metal composition of ferromanganese crusts was determined through various samples dredged during the L9-84-CP (R/V S.P. Lee) expedition by the United States... -
Annotated record of the detailed examination of Mn deposits from L9-84-CP (R/...
Eighteen stations were occupied; 13 dredge hauls were collected on seamount, atoll, and island flanks and three box cores were taken from the sediment cap of an unnamed seamount... -
Annotated record of the detailed examination of Mn deposits from MIDPAC-1 exp...
The dredges, free-fall grabs, cores and camera sled photographies described in this report were taken during the Midpac '81 expedition with RV Sonne (SO 18) in the Pacific... -
Bulk chemical composition of pelagic sediment samples from the Central Pacifi...
During the ten R/V Hakurei-Maru cruises from 1984 through 1988 in the Northwestern Pacific island-arc area, a widespread occurrence of hydrogenetic iron-manganese crusts and... -
Chemical concentrations of REE and Pb for Mn crusts from the Line Islands Arc...
Mn crust samples were taken from dredge hauls collected at 16 sites by the Hawaii Institute of Geophysics. They are located along the Line Islands Archipelago between 15°S and... -
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 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... -
Major element analyses of manganese nodules from the Southwestern Pacific Basin
Initial attempts to classify the composition of manganese nodules in the Pacific Ocean illustrated the paucity of data for the Southwestern Pacific Basin. Recent major element... -
Chemical analyses of manganese nodule samples from the ESSA-NOAA AMC-11-67 cr...
For assessing their desulfuration and mineral potential, manganese rich concretions were selected from the stations of the AMC-11-67 cruise performed by ESSA (NOAA) in October... -
Chemical composition of manganese nodules from the Northeast Pacific belt
The nodules examined were sampled during the R/V Valdivia cruises VA 04, 05, 09, 13/1, and 18. The majority of these samples was taken from a region extending from 135°w to... -
Chemical composition of manganese nodules and ferromanganese crusts using Ato...
In the mid 1970s Kennecott Exploration, Inc. conducted various systematic studies on the chemical composition of manganese nodules and crusts in order to determine the... -
MANOP Site H manganese nodules and crusts chemical composition determined by ...
Manganese nodules and crusts were sampled from box cores collected at the Manganese Nodule Program (MANOP) site H in the Eastern Equatorial Pacific ocean. For majority of site H...
