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Through experimentation it has been determined that Carbon has a half-life of about 5, years.

This means that if the amounts of C and N in a sample are known, then its age can be calculated for a wide range of years.

With these changes in materials, different types of dating apply to different situations.

Depending on what is being dated what it is composed of, where it resides some methods will be more effective than others.

Various elements are used for dating different time periods; ones with relatively short half-lives like carbon or 14 C are useful for dating once-living objects since they include atmospheric carbon from when they were alive from about ten to fifty thousand years old.

While the overall method of Radiometric Dating is the same through each type, the specific isotopes that are used changes.

For instance, ancient tools are often pieces of stone that have been fashioned into different shapes; determining the age of specific tools has strong implications in the field of archaeology.A Concordia diagram demonstrating the ratios of uranium and radiogenic lead.It is especially disposed to dating minerals such as Zircon.Carbon has two more neutrons than stable carbon, and thus has a mass that is greater by two.Carbon is produced by a chemical reaction between stable Nitrogen atoms or ions and free neutrons in the atmosphere.

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