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Radio Carbon dating has been used for many years, and the accuracy has been improved by new techniques and equipment- but the error (plus or minus) is still measured in years- not days or months. Isotopic (commonly called radiometric dating) is extremely useful in finding the actual age of rock, particularly when a sample contains more than one isotope that can be used to determine the amount of radioactive decay that has occurred.There is some unavoidable inaccuracy present in that the formation or cooling of igneous rock from magma that contains useful isotopes can be a process that takes a widely varying amount of time, sometimes a million years or more.by Helen Fryman Question: What about radiocarbon dating? Response: I asked several people who know about this field. (1.) C14 dating is very accurate for wood used up to about 4,000 years ago.This is only because it is well calibrated with objects of known age.

There are certain kinds of atoms in nature that are unstable and spontaneously change (decay) into other kinds of atoms.

Perhaps you have heard of Ice Man, a man living in the Alps who died and was entombed in glacial ice until recently when the ice moved and melted.

The man's body was recovered and pieces of tissue were studied for their C content by accelerator mass spectroscopy.

After all, this what the archeologist guessed in their published books.

Some believe trees are known to be as old as 9,000 years. A lot of people doubt this claim for various good reasons I wont go into here.




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