What This Coin Looks Like (Obverse, Reverse, Mint Mark Location, Special Features, etc.): One major variety is the 1945 Micro "S" silver Mercury Dime. The San Francisco produced a coin with a normal sized "S" mint mark and a rarer one with a smaller and more compact "S" mintmark. The difference between the 1945 Micro "S" vs Normal "S" Mercury Dime can be seen in the example image below:
Coin Value Chart: Typical Coin Prices, Values and Worth in USD based on Grade/Condition