Radiometric dating of rock strata Dating spanish granny site

radiometric dating of rock strata-89

Those which appear the most frequently in are reproduced below: Note that these aren't necessarily the "best" or most difficult to refute of young-Earth arguments.

However, they are quite popular in modern creation-"science" literature (even though they should not be!

Over time, the amounts of Pb-206 and Pb-207 will change in some samples, as these isotopes are decay end-products of uranium decay (U-238 decays to Pb-206, and U-235 decays to Pb-207).

This causes the data points to separate from each other.

While these values do not compute an age for the Earth, they do establish a lower limit (the Earth must be at least as old as any formation on it).