Sentences with phrase «modern peach pits»
A modern peach pit would have a recent radiocarbon date, but radiocarbon analysis of the fossil peaches showed them to be older than the limit of radiocarbon dating, which is about 50,000 years.
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The fossil pits look nearly identical to those of small peaches grown today, indicating that the fruit evolved naturally hundreds of thousands of years before the origin of modern humans.
Researchers compared the correlation between modern peach and pit size, and used that to estimate the size of the fruit during the late Pliocene as approximately 5 cm in diameter.