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Reports for Rounds 31 and 32 of G-Probe are available for download

G-Probe samples for 2026 are likely to be dispatched before the end of May.

Reports for Rounds 31(andesite glass) and 32 (nanoparticulate powder pellet of zircon mineral) of G-Probe are available for subscribers to download.

We are pleased to report that our website is now https compliant, providing greater security for online access.

The reports for Rounds 29 (MORB glass) and 30 (nanoparticulate powder pellet of limestone) also remain available for participants to download.

For enquiries about:

The G-Probe programme, contact Jay Thompson: jay.thompson1212@gmail.com

The website, contact Peter Webb: geopt.iag@gmail.com

Delivery of test materials, contact Andrea Mills: ajmil@bgs.ac.uk

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

The G-Probe proficiency testing programme is provided by the International Association of Geoanalysts (IAG): www.geoanalyst.org/

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