Measuring the lead and uranium in rock minerals to determine a minerals age
Done by measuring the proportion of Uraniam-238 to Lead-206 to tell how many half-lives have passed.
Used to date from millions to billions of years ago
Measuring the lead and uranium in rock minerals to determine a minerals age
Done by measuring the proportion of Uraniam-238 to Lead-206 to tell how many half-lives have passed.
Used to date from millions to billions of years ago