No, these are not considered rare.
A rare Morgan Silver Dollar is 1876.
The only silver dollar minted by the US Treasury in 1900 was the Morgan Dollar.
The only silver dollar minted by the US Treasury in 1900 was the Morgan Dollar.
Just type in 1900 Morgan dollar on your browser and click images.
The Morgan silver dollar is a collectors item and can be about $39
1890 is a common date Morgan and is not rare or scarce.
A 1900 Morgan dollar is common, circulated coins are $28.00-$35.00, typical Mint State coins are $40.00-$60.00.
1900 is not a rare date for Morgan Dollars. In average circulated condition, it's worth $8-$10. If it has an "S" mintmark on the back (above the "DO" in DOLLAR), it will be worth a couple dollars more.
This coin in circulated condition is worth an average of $27. This coin in uncirculated condition is worth around $185 depending on quality. This is not a rare date for Morgan dollars.
If you mean a 1900 Morgan silver dollar, circulated coins are valued from $32.00-$39.00.
4-16-11>> A 1900-O Morgan dollar is common, circulated coins are $33.00-$40.00, typical Mint State coins are $50.00-$60.00.
The 1900 Morgan dollar is a common date of the series. Circulated examples with no mintmarks have current market values of $32.00- $39.00 depending on the actual grade of the coin