Palladium, platinum, and gold were analyzed for 20 interstitial water samples from Leg 125. No Pd or Pt was detected in fluids from serpentinite muds from...
Sodium hexametaphosphate, Na6(PO3)6, is often used as a dispersant in wet grain size separation procedures to obtain the clay-sized (<0.002 mm) fraction of...
Current methods for determining Au, Pt and Pd in geological materials in Canadian commercial laboratories are reviewed. The relative merits of fire assay (Pb...
The effectiveness of the 0.1 M Na4P2O7 (sodium pyrophosphate) leach commonly used in soil science to extract humic and fulvic acid components was studied for...
Pb isotope ratios obtained from fine-grained fractions ( < 63 and < 2 gmm from near-surface ( < 1 m depth) till surrounding ore deposits show isotopic...
An objective of the North American Soil Geochemical Landscapes Project is to provide relevant data concerning bioaccessible concentrations of elements in soil...
A practical and efficient method is described for the determination of W and Mo at concentrations of 0.5-100 µg g-1 in geological materials. The sample is...
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