A note on the evidence for African migrants in Bronze Age–Medieval Britain — new post :) http://www.caitlingreen.org/2016/05/a-note-on-evidence-for-african-migrants.html …pic.twitter.com/lnldjbZaKI
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> used in blog much higher than expected local results (3–10‰) plus mainly from Evans et al's eastern zone of lower levels etc, fwiw :)
I would not (and don't) attempt to convert human values back to drinking water. The error! The error! The horror!
.. and they can have very different O values. Then there is the problem of cooking https://bradscholars.brad.ac.uk/handle/10454/5804 …. O, my least favourite isotope.
Indeed to both :) But imho interesting to do with extreme outliers etc, to get sense of divergence from local :) fwiw, played around with >
all 2012 data in this regard, median diff of calc dw (via Daux) vs cem's local dw shows generally in line but slight elevation (median >
> being +0.5 to 1.0) - as you say error! etc + thus not scientific! But was bored and interesting nonetheless :)
Also in arid environments precipitation is less likely to be a source of drinking water than underground aquifers or rivers (Nile)..
Yes, absolutely. Fwiw, Nile comparison is to the tooth enamel results of ppl from Mendes burial site and others thereabouts, not precip O :)
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