Chronometric dating methods (see Fig. The potassium–argon method is used to date volcanic rock and ash and the uranium series method, for dating such materials as travertine, marl, coral, mollusc shells, bone, and teeth, which are formed through precipitation processes (Schwarcz 2002; Smart and Frances 1992).

Is potassium absolute dating Argon?

Potassium-Argon (K-Ar) dating is the most widely applied technique of radiometric dating. Potassium is a component in many common minerals and can be used to determine the ages of igneous and metamorphic rocks .ParentCarbon-14DaughterNitrogen-14Half Life(years)5,730 yearsDating Range(years)100- 70,000 years3 more columns