We are pleased to offer for sale this 2006-S South Dakota State Quarter Silver Proof. The theme of the South Dakota Silver State Quarter is "Mount Rushmore and Pheasant." South Dakota was admitted into the Union on November 2nd of 1889. The reverse side of the South Dakota Silver State Quarter features an image of the State bird, the Chinese ring-necked pheasant in flight above the Mount Rushmore National Memorial, a sculpture of four American Presidents: George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln. The reverse side of the South Dakota Silver State Quarter was designed by Michael Leidel. This 2006-S South Dakota State Quarter Silver Proof is from the San Francisco (S) Mint. All Silver State Quarters are comprised of .900 silver and .100 copper (90% silver) with a weight of 6.25 grams and a diameter of 24.3mm. These South Dakota State Quarter Silver Proofs come from original U.S. Mint Proof Sets. All of our Silver State Quarter Proofs have nice eye appeal and no major marks or visible problems. This South Dakota State Quarter Silver Proof represents a great value for the price. This 2006-S South Dakota State Quarter Proof Silver Coin is worth the price for any collector or numismatist who wishes to fill a space in their collection. There were 1,585,008 of the 2006-S South Dakota State Quarter Proof Silver Coins minted at the San Francisco Mint.