Absolute dating principles


21-Mar-2020 23:50

What’s more, if the whole rock is badly weathered, it will be hard to find an intact mineral grain containing radioactive isotopes.

You might have noticed that many of the oldest age dates come from a mineral called zircon.

No bones about it, fossils are important age markers.

Start a chain reaction, or introduce non-radioactive isotopes to prevent one.



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