Round 1 of G-Chron: Report now available
— the proficiency test for age-dating of minerals
One of the few ways to know if you can trust your U-Pb data
G-Chron 2019 — Zircon Rak-17: Report now available for download
The download procedure was detailed in a global email sent to all participants on 10th April. If you did not receive that email, check your junk/spam traps.
The aim for 2020 was to send out the test material for Round 2 during September. Owing to the Coronavirus pandemic there is likely to be some slippage in the schedule. It is hoped that the zircon will be accompanied by a titanite.
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