From what I can tell, ultrasound and volume resistivity are two tests that can be used. Also water immersion specific gravity.
From what I can tell, ultrasound and volume resistivity are two tests that can be used. Also water immersion specific gravity.
On a pawn shop show on TV they drilled about 4 holes into it and tested the shavings to make sure it was real
I agree.
Take your gold bars to you OGBYN and have them take a look.
No, really. Do it.