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U and Th data for basalts and andesites This is a review of U and Th concentrations in basalts and andesites lavas. The observed concentrations in basalts and andesites range between 0.002 and 400 ppm for U and between 0.005 and 445 ppm for Th, with respective mean of 2.3 and 6.1 ppm. 9/18/08 view details
P. Kelemen Compilation of Amazon Sediment Data from Gaillard Amazon data from Gaillard et al. 9/5/08 view details
Abyssal Peridotite Compilation this is Henry Dick's data compilation, with Kevin Johnson's ion probe data added by Peter Kelemen; much of this data has not been published, but summaries and plots are in Dick, Fisher & Bryan EPSL 84 or 85; Dick, single author, Geol Soc London Spec Pub 1989; Kelemen, Quick & Dick Nature 1992; Johnson et al JGR 1990 and Johnson & Dick, JGR 1992 9/5/08 view details
compiled shale averages Shale data compiled from the literature, averaged 8/21/08 view details
compiled shale and greywacke 2 Shale and greywacke geochemistry compiled from the literature 8/21/08 view details

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