2nd Answer: It is almost impossible to determine a fish's age. There is no one thing to look at. 1st Answer: Fish scales... rings just like on a tree 3rd Answer: If you can get a book that tells you...
This is Ar/Ar dating, (carbon dating is for living organisms). When Ar is expelled from the earth, it starts off as a specific radioactive isotope of argon. The argon will break down and form other...