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help with half lives to calculate age of rock

help with half lives to calculate age of rock

Emma

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Can you expand the question at all lumpy?
theo.cushion
04 April 2011
yes the questions involves me working out the age of a zircon crystal from the values 207Pb/ 235U ratio of 0.55 I also have a graph of the daughter to parent ratio D/P against the no of half lives but just getting myself in a bit of a muddle.
lumpy
04 April 2011
*number
lumpy
04 April 2011
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