MSTA Technical Curriculum:

On The Misrepresentation of Money  page it is made evident how the intuitive notion of money as both a relatively scarce commodity as well as a generic measure of value,  does not hold under rational analysis and instead we conclude that :

If money is a measure it cannot also be a tradable commodity and
if it is a tradable commodity, it cannot also be a measure.

To study how this is indeed the case in greater detail the following curriculum should prove helpful:

Core concepts

The Science of Money:

The Semantics of Money

Real World:

Further reading: