The 1925 Stone Mountain Memorial Silver Commemorative Half Dollar PCGS VF30 is a rare and valuable coin from the United States. This piece of history was minted in Philadelphia and features a commemorative design celebrating the Stone Mountain. With a high silver content of 90% and certified by PCGS as VF 30, this coin is a must-have for any coin collector looking to add a unique and special piece to their collection. Gold Shield Clean Case & Coin.