What is the average value of ratio

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Questions

1. What is the average value of the ratio 206Pb/238U for the three zircon samples for which you calculated individual values in the previous questions? Provide your answer in four significant digits, for example, if the value were 0.3452156033 your answer would be 0.3452.... four significant digits.

2. Using your average 206Pb/238U value for the three zircon samples from the previous questions, and Figure 1 from the introduction to this lab exercise, determine the average age of the zircons, and therefore their original host rock. Provide your answer in two significant figures.

Reference no: EM133373549

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