Canadian dime silver content
Canada has used different proportions of silver in its coins. The alloy was 92.5% silver, 7.5% copper from 1858 to 1919. From 1920 to 1968 the composition was 80% silver, 20% copper, which let Determining the silver content in each quarter is easy, just check the date and calculate. The chart below gives a quick summary. Dollars, half dollars, quarters and dimes from 1920 - 1966 are all 80% silver by weight. As an example, $10 worth of quarters from 1966 would contain 6.56 oz, or 7.20 troy oz of pure silver. Most Canadian silver coins 10¢ 25¢ 50¢ and Dollar from 1920 to 1966 are 80% silver before 1920 these coins plus the 5¢ coin were 92.5% or sterling silver. In 1967 there were both 80% and 50% silver