Learn more physics!
is coin usd 1797 draped bust magnetic?
- gepan (age 35)
If the coin sticks to a magnet it is not pure gold.
If it does does not stick to a magnet all you can say is that it does not
contain much iron or other ferromagnetic material.
That's about it..
(published on 08/03/11)
Follow-up on this answer.