U.S. Mint 40% Silver Coins $1 Face Value

The U.S. Mint 40% Silver Coins were a unique series of coins minted primarily during a period of silver coinage transition. Introduced in the mid-1960s, these coins were part of the effort to reduce silver content in circulating coinage due to rising silver prices. While they are not as valuable as their 90% silver predecessors, they hold historical significance and interest for collectors and investors.

Design and Specifications

• Composition: 40% silver, 60% copper
• Weight: Approximately 11.5 grams
• Diameter: 30.6 mm
• Edge: Reeded

Mint Marks and Varieties

The U.S. Mint 40% Silver Coins were produced at several mints, and the mint mark is typically found on the obverse or reverse, depending on the coin series:

• Philadelphia (no mint mark): Coins from this mint are common, as Philadelphia was a major production site for these coins.
• Denver ('D'): Denver-produced coins are also widely available and hold similar values to Philadelphia issues.
• San Francisco ('S'): Known for producing smaller quantities, San Francisco mint coins are slightly more desirable.

Key Dates and Varieties

While not as varied as other coin series, certain years and mint marks in the 40% silver series can fetch higher premiums due to lower mintages or historical significance:

• 1965-1969 Kennedy Half Dollars: These years include the 40% silver composition and are the most widely recognized among collectors.
• 1970-D Kennedy Half Dollar: This coin was not released for general circulation and was included only in mint sets, making it a key date for collectors.

Common Dates vs. Rare Dates

The majority of 40% silver coins from the late 1960s are common and readily available in the market. These include the 1965-1969 Kennedy Half Dollars from Philadelphia and Denver mints. Their values are typically close to their intrinsic silver content.

Rare Dates and Varieties

The 1970-D Kennedy Half Dollar is the standout rare date in the series, as it was not issued for circulation. Collector demand for this date is higher, contributing to its premium over regular issues.

Various Grades and Values

The value of U.S. Mint 40% Silver Coins largely depends on their condition (grade), and mint mark. Below is a general estimate of the value based on grades for common-date coins:

• Good (G): $3-5
• Fine (F): $4-6
• Extremely Fine (XF): $5-8
• About Uncirculated (AU): $6-10
• Brilliant Uncirculated (BU/MS): $8-12

Key dates like the 1970-D can command higher prices, especially in higher grades or as part of original mint sets.

The U.S. Mint 40% Silver Coins represent a fascinating period in American numismatic history. While they may not carry the same intrinsic value as higher silver content coins, their historical context and unique composition make them a worthwhile addition to any collection. Key dates and mint marks, particularly the 1970-D, are especially valued among collectors seeking to complete their sets.

$1 Face Value 40% Silver Coins Auctions