Silver coins are highly prized by dealers and collectors — not just because of their silver content, but also because they tend to be scarcer than coins minted with copper, nickel, zinc and ...

Under that law, the franc coin would contain 4.5 grams of silver and 0.5 of alloy metal, for a total weight of five grams. The first 1-franc coin was minted in 1795. Explore More: 10 of the Most ...