The 1891 Morgan was struck at all 4 US Mints. S= San Francisco, O= New Orleans, CC= Carson City and no Mintmark = Philadelphia.
On the reverse above the D in Dollar.
The date 1891 would make it a Morgan dollar, so the mint mark is on the reverse (tails) side, near the bottom, just above the letters "do" in the word "dollar."
you can find it ABOVE the DO in dollar on the back
Silver dollars do not have a hallmark. They often have mint marks, but not always. For example, a Morgan dollar with an O found on the bottom center of the side with the eagle was minted in New Orleans. Coins from the Philadelphia mint from before 1980 do not have a mint mark.
No its not. The letters are the initials of Frank Gasparro who designed the coin. The only mint marks used today on dollar coins are P, S, and D.
1923 makes it a Peace dollar. The mint mark is located on the reverse (tails) side, just below the word "ONE." The possible marks are:No mint mark = PhiladelphiaD = DenverS = San Francisco
The mint mark position on all Peace dollars is near the word ONE on the back. No mint mark = Philadelphia D = Denver S = San Francisco
The US mint did not use mint marks on the 1965 half dollar coin.
You can identify the mint location of an 1881 silver dollar by examining the reverse side of the coin. Coins minted in Philadelphia do not have a mint mark, while those from the San Francisco mint are marked with an "S," and those from the New Orleans mint have a "O." Additionally, coins from the Carson City mint bear a "CC." By checking for these mint marks, you can determine where the coin was produced.
Bills have series, coins have mint marks. Please see the Related Question for more.
Need a date to go with the O a lot of coins have O mint marks...... 1888
Assuming no mint marks, retail values are $15.00 to $25.00 in average circulated condition.