Assuming the coin has no mintmarks, the 1879 Morgan is a common date. For an accurate assessment of value the coin needs to be seen and graded. Most coins of this year have seen heavy use and show a lot of wear. In general retail values for F-12 (Fine) examples are $28.00-$32.00. Values are a market average and only for coins in collectible condition, coins that are bent, corroded, scratched or have been cleaned have far less value if any to a collector or dealer.
Assuming the coin is circulated, the 1881-S Morgan dollar is a common, value is $32.00-$38.00 depending on grade.
The most common Mint State grade for an 1889 Morgan dollar is MS-63 and retail value is $53.00
Average retail value is $60.00 for the MS-64 grade, the coin is a common date/mint Morgan.
Morgan dollars are silver, not gold.
Morgan silver dollars were not minted until 1878.
Assuming the coin is circulated, the 1881-S Morgan dollar is a common, value is $32.00-$38.00 depending on grade.
In MS60 Grade uncirculated, a 1880 S Morgan Silver Dollar is worth about $52. In MS65 Brilliant Uncirculated, it is worth over $330.
Value of any coin is determined by grade, mintmark, date, condition and demand.
Depending on the grade of the coin it can vary from $8.00 to $19,500.00
Average retail value is $80.00
The 1901 Morgan with no mintmark is worth more than the one with the "O" mintmark, but the difference depends on the condition (grade) of the coins. A 1901-O Morgan in the grade of EF-40 has an average value of $29.00 A 1901 Philadelphia (no mintmark) Morgan in the same grade is $105.00.
The most common Mint State grade for an 1889 Morgan dollar is MS-63 and retail value is $53.00
It has a value from $65-$11,000 depending on the exact grade of the coin.
Retail values are $30.00-$44.00 for circulated coins depending on the grade.
The 1885-O Morgan dollar is common, in general values are $32.00-$38.00 depending on grade.
Average retail value is $60.00 for the MS-64 grade, the coin is a common date/mint Morgan.
Assuming the coin is circulated and has no mintmark, the 1891 Morgan dollar is a slightly better date Morgan with retail value of $38.00-$45.00 depending on the actual grade of the coin.