2. Listen to the sound: When a real silver coin is tapped lightly, it will make a pure and euphemistic sound. On the contrary, its sound is high, sharp, short, pure or dumb.
3. Distinguish colors: There is a folk saying that "silver is white and eyes are black", that is, the more polished the real money is, the brighter it looks. On the contrary, it will be black, or gray, or silver, with an impetuous feeling.
Extended data
Common counterfeit currency categories:
Copper coin and silver coin:
The shape, size and pattern are completely similar to real silver coins, but the pattern with copper as the main body is rough. If you grind it on a stone, the essence of copper will appear.
Lead and silver coins:
Fill the silver with lead, that is, the silver skin contains lead and silver dollars. Its pattern is the same as the normal silver dollar, but its sound is rich, stuffy, gloomy and click. When it is baked by fire, lead will flow out.
Clip silver coins:
The outer layer is wrapped in two layers of silver skin, and the silver layer is thick, so it is generally difficult to grind out traces. This is called sandwich silver dollar, which is the most common kind of fake silver coin. It contains copper, iron, lead and other components, and its voice is short and dull, with no tone change.
People's Daily Online: Identification Skills of True and False Yuan Datou Coins