What is an example of commodity money?

Commodity money refers to objects that have value and can be used as money. Examples would be gold, silver, jewelry, or any metal that has value. Anything that has value to one person can be used as commodity money. If someone is in need of coffee beans and you have them but they don't, they may be willing to barter goods in exchange for coffee beans. In this case, coffee beans would be used as commodity money.