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    Separation of Ta and Nb in tantalite using solvent extraction and ion exchange A 5.0 mL aliquot of the sample solution, obtained in Section 2.2.2, was pipetted into a separating funnel followed by the addition of 5 ...

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    Separation of Ta and Nb in tantalite using solvent extraction and ion exchange A 5.0 mL aliquot of the sample solution, obtained in Section 2.2.2, was pipetted into a separating funnel followed by the addition of 5 ...

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    GEOCHEMISTRY AND SIGNIFICANCE OF BASALT FLOWS Samples taken from the three main basaltic intervals were chemically analyzed. The samples were taken from Cores 210 1277A 1W, 3R, 4R, and 5R at the positions ...

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