Archaeology, Archaeology outreach

Outreach at the Wellcome Elements (Gold, Silver, and Bronze) event

Undertaking portable x-ray fluorescence spectrometry of metallic objects at the Wellcome Collection, June 2012. Image copyright: Wellcome Images Wow! As you can see, we had a busy time at the Wellcome Collection Elements - Gold, Silver and Bronze¬† night. I was running the assaying stand, where we using a very nice Olympus Gold Xpert portable… Continue reading Outreach at the Wellcome Elements (Gold, Silver, and Bronze) event

Archaeology, Archaeology Research

pXRF of the Crosby Garrett Roman parade helmet

I posted previously that I would update after I had seen what is now being called the Crosby Garrett helmet. In the end, I was asked not to by the Portable Antiquities Scheme with whom I was working, because of all of the uproar surrounding the helmet. On the day I travelled to see the… Continue reading pXRF of the Crosby Garrett Roman parade helmet

Archaeology, Archaeology Research

pXRF standards analysis

Just wanted to share this image, as I am feeling quite so pleased with it: It illustrates the results from some certified standard materials I analysed on the portable XRF machine yesterday afternoon. Certified standards are materials whose exact composition has been tested and agreed on by multiple laboratories, often the best international ones. We… Continue reading pXRF standards analysis