This article from Silver Trading points to shortages in Silver Eagles due to silver demand. It poses a question: If silver is not abundant, why do the silver ETF's appear to have an inexhaustible supply? Do you own real silver bullion?

Here is a quote from the article: "American Silver Eagles are the official silver bullion coin of the United States. These coins have been issued since 1986 and contain one ounce of silver. Both bullion versions and collectible versions have been offered by the United States Mint." Read more here: Currency Trading