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Unformatted text preview: • Dating tree ring by counting the rings and through radiocarbon dating • Need to link up a lot of different trees • They do overlap • Another kind of relative dating Carbon 14 Dating • Not exact • Half-life 5730 Other dating methods • Rehydroxilization o Announced last april o Not sure yet if it works o When u fire pottery, gets rid of all water in clay, minute it comes out of kiln begins to reobsorb it at a constant rate • Potassium-argon • Obsidian hydration • Thermoluminescence • Electric spin resonance • Uranium series • Fission-track • Archaeomagnetic Find written texts that discuss dates, already dated events help too • Ex: Qatna cuneiform tablet o Writing tells name of king, already knew when king ruled...
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- Fall '10
- Archaeology, Radiocarbon dating, Dendrochronology, relative dating Carbon, sir flinders petrie