Radio carbon dating accuracy

02-Dec-2017 06:25

This provides good information, but it only indicates how long ago that piece of wood was cut from a living tree.Radiocarbon dating can’t tell the difference between wood that was cut and immediately used for the spear, and wood that was cut years before being re-used for that purpose.Consequently, dates are expressed as radiocarbon years before present rather than as calendar years.The type of sample can also impact the results of the date.With this technique, a sample’s C atoms are directly counted, meaning that samples can be much smaller.

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Radiocarbon dating is useful for dating organic materials as old as 45,000 to 50,000 years, after which little C atoms in a sample decay.

Radiocarbon dating has made a substantive contribution to our understanding of Colorado prehistory by allowing archaeologists to place excavated sites in chronological order and allowing comparison of contemporary archaeological cultures.

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