Sapyx ✭✭✭✭✭

Yep, this wold be in the "tourist fake" class. Fairly crudely made and wrong metal (tetradrachms of Nero are supposed to be silver). Here's a genuine example: https://www.vcoins.com/en… (View Post)

To be more specific, they are making minuscule quantities of radioactive gold, the isotope gold-203, which has a half-life of about a minute. This is what the article means when it says "each at… (View Post)

I'm not entirely certain of the difference between this suggestion and an old-fashioned consortium buying a coin? Seems to me a case of just throwing the word "blockchain" in there to … (View Post)

Silver is notoriously good at killing microbes and moulds. It won't grow on the coins, and will probably not then spread from the coin to anything else. Acetone would work, but if we're jus… (View Post)

I'm wondering about the precise definitions here, which can impact US collectors. For example, US-Philippine coinage. Right now, the Philippines is a foreign country being hit by the tariffs, bu… (View Post)