- How Accurate is K-Ar Dating? - UNMASKING EVOLUTION
- K–Ar dating - pedia
- Historical Geology/Ar-Ar dating - books, open
- Potassium-Argon Dating
How Accurate is K-Ar Dating? - UNMASKING EVOLUTION
Geologists have used this method to date rocks as much as 4 billion years old.
K–Ar dating - pedia
It is based on the fact that some of the radioactive isotope of Potassium, Potassium-40 (K-40) ,decays to the gas Argon as Argon-40 (Ar-40).
Historical Geology/Ar-Ar dating - books, open
(However, see the section below on the limitations of the method.) This suggests an obvious method of dating neous rocks.
Potassium-Argon Dating Potassium-Argon dating is the only viable que for dating very old archaeological materials.
K-ar method of dating:
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