More Impact. About the Author s: Timing is everything The story of Jericho. Even a hypothetical sample containing absolutely no radiocarbon will register counts in a radiocarbon counter because of background signals within the counter. If this water is in contact with significant quantities of limestone, it will contain many carbon atoms from dissolved limestone. But, any source of old carbon in the ancient environment can affect the amount of C in a sample.
As Hurley points out:.
MYTH 1. Several long tree-ring chronologies have been constructed specifically for use in calibrating the radiocarbon time scale. This gives the clam shell an artificially old radiocarbon age. As a result, archaeologists believed that the Western megalith-building cultures had to be younger than the Near Eastern civilizations. Confirmation of Rapid Metamorphism of Rocks.