The first rule of coin collecting is: DO NOT CLEAN YOUR COINS. This is the most important piece of advice for any collector, new or old. Serious collectors and experts agree that most coins should ...

You know those pennies, nickels, dimes, and quarters in your wallet have been passed around a lot. And that means they’re probably pretty grimy. You’ve probably accidentally washed a few forgotten ...

A weekly column dedicated to “digging out” current information about precious metals, coins and other numismatics. A question I get quite often from my customers is “what can I use to clean my coins?” ...

Thanks for the hint on cleaning coins. However, please tell the folks not to try it with the new "gold" dollars. I tried to clean up a few, and in less than 15 minutes, the cleaner proceeded to remove ...