We are pleased to offer for sale this 2006-S Colorado State Quarter Silver Proof. The theme of the Colorado Silver State Quarter is "Colorful Colorado." Colorado was admitted into the Union on August 1st of 1876. The reverse side of the Colorado Silver State Quarter features an image of the rugged Rocky Mountains, evergreen trees and a banner. The reverse side of the Colorado Silver State Quarter was designed by Leonard Buckley. This 2006-S Colorado 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 Colorado 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 Colorado State Quarter Silver Proof represents a great value for the price. This 2006-S Colorado 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 Colorado State Quarter Proof Silver Coins minted at the San Francisco Mint.