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This study is an attempt to assess the age of ancient irrigation silts from Southern Yemen using the optically stimulated luminescence (OSL) of the constituent K-feldspar grains. This OSL dating method is tested on the al-Haraja irrigation sequence (wadi Bayhan) which overlies an archaeological occupation level previously dated at 2 203 +/- 123 years BP by 14 C. The OSL age estimates...
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