I have just found a 2005 West Virginia
statehood quarter with a S mint. To my knowledge they were only minted in P and D. Who can I contact to find an estimate for its value? Thanks for your help. Answer Hello Ted, The "S" mintmark denotes PROOF coins. There were copper nickel clad and 90% silver varieties, both carrying the "S" mintmark. The silver value alone is about $3 on the ...