Absolute dating techniques

In order for a layer of material to be deposited, something has to be beneath it to support it.It can't float in mid-air, particularly if the material involved is sand, mud, or molten rock.

This document is partly based on a prior posting composed in reply to Ted Holden.

A common form of criticism is to cite geologically complicated situations where the application of radiometric dating is very challenging.

These are often characterised as the norm, rather than the exception.

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