silver
They're many facts about US quarters but ine is that all quarters made before 1965 contain 90% silver.
All quarters dated 1964 and before are made of 90% silver, 10% copper
A quarter is made of 91.67% copper and 8.33% nickel. However, before 1965 quarters were made of silver.
Generally any US quarters made before 1965 are collectible because of their silver content. Any proof(S mintmark) and uncirculated quarters are also collectible.
US quarters are not typically magnetic. Quarters are made of a combination of metals, including copper and nickel, which are not magnetic.
US dimes and quarters (along with half dollars and dollar coins) dated 1964 and earlier are made out of 90% silver and 10% copper.
All US quarters dated 1964 or before are 90% silver.
You think the rarest would be when they made some of the first US quarters in our history.
According to the US mint, 568.01 million quarters were made in 2012.
US quarters made in 1964 and before have a silver value of about $5.13 as of today. They may have a higher value to a collector depending on their date and mint mark.
All US quarters made before 1999 have an eagle on the back. Please specify a date.
The US did not mint regular issue quarters in 1975. Bicentennial quarters were made instead.