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Geochemistry of sediment core IOW211630-9
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(Table 2) Energy-dispersive X-ray fluorescence spectral data of volcanic glas...
Values given are spectral ratios (peak intensities divided by total counts, x 10**5) in each of 2 spectral regions: 2.96-9.01 for Ti and Mn and 12.32-17.00 for Rb through Nb. -
Chemical analysis of various layers forming a ferromanganese crust retrieved ...
During Valdivia cruise VA 13/2 dredging brought exceptionnally thick Mn crusts on top of basalt. One of these deposits is 22 cm thick and consists of three main zones and... -
Chemical analysis of manganese nodules and crusts from the Romanche trench ar...
Manganese nodules and manganese crusts covering basalt or volcanic breccia rocks have been analysed using various methods. Energy dispersive X-Ray analysis (EDAX)was used for... -
Energy dispersive X-Ray analysis (EDAX) of layers inside manganese crusts ret...
Energy dispersive X-Ray analysis (EDAX)has been performed on micro-samples extracted from various surface and inside layers of manganese nodules and manganese crusts covering... -
(Table 1, page 773) Results of SEM Energy-Dispersive X-Ray Elemental Analysis...
Analysis was performed gathering approximately 100 Mn micronodules.From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal... -
(Table 5, page 782) Chemical composition of Mn crusts and coatings from the A...
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1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other...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 expedition VA-05/1 in the Paci...
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1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other...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 277), Major and trace elements geochemical analysis of the lay...
Layers A to E go outward from the inside contact with substrate (A) to the outside (E) of the TECHNO crust.From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals... -
(Table 1, page 275), EDAX major elements analysis of botryoids from different...
Layers A to E go outward from the inside contact with substrate (A) to the outside (E) of the TECHNO crust.From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals... -
(Table 6) Radiochemistry in the basal sediments at DSDP Site 54-424
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(Table 5) Radiochemistry in the basal sediment at DSDP Hole 70-506C
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(Table 2) Chemical analyses of three representative analcites at DSDP Sites 4...
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(Table 1) Chemical analyses of five representative clinoptilolites and heulan...
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(Table 1) Chemical composition of Mn oxide plates from DSDP Leg 70, Hole 509B
Contents of Mn and Si were determined assuming a H20 and OH content of 20%. -
(Table 3) Composition of the experimental phases and of minerals of gabbros f...
Glass analyses were normalized to anhydrous totals of 100 wt% to facilitate comparisons -
(Table 1) Composition of selected plagioclase crystals in sediment core CRP-3
Structural formula recalculated on the basis of 8 O. -
(Table 6) Major element analyses on amphibole found as isolated grains or int...
Structural fomula calculated on the basis of 23 cations -
(Table 5) Major element analyses on feldspar of sediment core CRP-3
Structural formula calculated on the basis of 8 oxygen atoms. -
(Table 4) Major element analyses on pyroxenes of sediment core CRP-3
Structural formula recast on the basis of 4 cations and 6 oxygens