2004 United States Silver Proof Set San. Francisco Mint, includes; dime, two nickels, half-dollar, Sacajawea. Dollar, and penny, quarters of Michigan, Iowa, Florida, Texas, and. Sealed in Mint display containers. Silver 90% pieces include. Dime, half-dollar, and all five State quarters. How many ounces of silver are in a silver proof set? 1.473 troy ounces. Each set contains 1.473 troy ounces of fine silver and is accompanied by a certificate of authenticity.