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3)I believe that the mint tolerances are just that. If they weighed every coin before it left the mint, they may have held those back. But they don't. The tolerance is a legal limit. There is no physical barrier to a coin escaping the mint below that weight.
3)I believe that the mint tolerances are just that. If they weighed every coin before it left the mint, they may have held those back. But they don't. The tolerance is a legal limit. There is no physical barrier to a coin escaping the mint below that weight.
For silver and gold coins they DID weigh each coin to make sure it was within tolerance. In the early years the weighing was done by hand but by the late 19th century they had automatic weighing machines.
























