Should you experience any issues i. This rare 1921 Alabama Commemorative Silver Half Dollar is a valuable addition to any coin collector’s collection. The coin is struck with a business-type design and has a fineness of 0.9. The coin is uncirculated and ungraded with no certification. The coin was minted in Philadelphia, United States, and features a denomination of 50C. The commemorative coin is made of silver and has a variety of features that make it a unique piece. This rare coin was produced to honor Alabama’s centennial and is a must-have for any serious collector.