Does radiometric age dating work

Familiar to us as the black substance in charred wood, as diamonds, and the graphite in “lead” pencils, carbon comes in several forms, or isotopes.

Carbon has unique properties that are essential for life on Earth.Radioactive dating is a method of dating rocks and minerals using radioactive isotopes.This method is useful for igneous and metamorphic rocks, which cannot be dated by the stratigraphic correlation method used for sedimentary rocks. Some do not change with time and form stable isotopes (i.e.So, we have a “clock” which starts ticking the moment something dies.Obviously, this works only for things which were once living.