These coins were struck with a silver purity of 90%, with the remaining 10% consisting of copper. This alloy provided durability to the soft silver, allowing the coins to withstand the rigors of circulation without wearing down too quickly.
How Alloy Composition Affects US Silver Dollar Durability and Weight
When dollar coins returned in 1971, they were composed of a copper-nickel clad sandwich, containing no silver. 96 Silver Seated Liberty 1840–1873 26.
After 1964, the US Mint ceased production of silver dollars for circulation. 73 grams, not every dollar coin found today will match this exact measurement.
How Alloy Composition Affects Silver Dollar Durability and Weight
Using a precise digital scale that measures in grams or troy ounces is the most accurate method. The precise mixture ensured that the coin maintained its weight and integrity over decades of use, making it a reliable instrument for commerce.
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