What detects gold?
What detects gold? Magnetometers are used to find disseminated gold by its association with mineralized zones which also contain magnetite or other magnetic minerals. Magnetometers are often used in conjunction with airborne electromagnetic surveys to find the conductive ore bodies.
Is there a metal detector for gold only?
There is no such thing a a metal detector that only finds gold. There is a good explanation for this and that reason is because when you are metal detecting for gold, you want to dig everything.
What Cannot detect gold?
Iron does not have similar characteristics to gold. But it is one of the best metals to set off a metal detector. So, if a gold nugget has a large amount of iron near it, the iron will mask its signal. As a result, the metal detector will not detect the gold buried underground.