Ulrich Knittel

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Questions related from Ulrich Knittel

Variabilty of Hf isotopes within a pluton - reference?

I once had the reference to a paper that explains the variability of Hf isotopes in zircon within a single pluton - unfortunately I did not get a copy right away and also lost the reference: can...

11 January 2019 426 5 View

How to calculate the degree of discordance of zircon ages?

most papers on detrital zircons give numbers for discordance but I could find only one paper saying how that is done: discordance = (1-(206Pb/238U age /207Pb/206Pb age)*100 - is that right?...

25 February 2016 8,957 33 View

Use of PDP vs. KDE for detrital zircon ages?!!

Hi, what is the opinion of the community on the use of the Probability Density Plots (PDP) implemented in Isoplot versus the use of the Kernel Density Estimation (KDE) of Vermeesch (2012)...

01 January 1970 8,599 0 View