Collectible coins from the United States, particularly those minted in 2010 at the Denver mint, can include various denominations, such as the dollar coins. A 1 Roll quantity refers to a standard roll containing a specific number of coins, often 25, which are typically sold to collectors or investors. These coins may feature significant designs or commemorative elements that contribute to their collectible value. The condition, rarity, and demand play crucial roles in determining the overall worth of these coins in the market.