Login

Latest News

G-Chron Developments – Update

G-Chron

— 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 Schedule

– Sample dispatched in early September

– The 2019 round of G-Chron was CLOSED for reporting data in December 2019

– Performance report to be issued late March 2020

For enquiries about:

The programme and use of the website, contact Peter Webb and Michael Wiedenbeck: gchron.iag@gmail.com

Payments and subscriptions, contact Chris Jackson: iag-treasurer@virginmedia.com

G-Chron Account Number

Login ID

Password
    

You are required to have authorisation from G-Chron before you proceed and you are strictly limited to the use set out within that authorisation. Unauthorised access to or misuse of this system is prohibited and constitutes an offence under the Computer Misuse Act (UK) 1990.
Your use of this website is subject to the terms and conditions of participation in G-Chron. By continuing you imply your acceptance of these terms and conditions.

Not yet a member?     About G-Chron.    

If your contact details have changed please update them. If your contact status or that of your colleagues has changed please email us, quoting your G-Chron account number.

G-Chron Organisers for the International Association of Geoanalysts:

Michael Wiedenbeck (Potsdam, Germany) Principal Organiser
Peter Webb (Milton Keynes, UK) Website Administrator
Chris Jackson (Ashford, UK) Subscriptions Manager

Email:

Version: 1.00