Silver is precious metal and is was used in the manufacturing of some coins. Silver is much less abundant as a native metal than gold but is more abundant when you consider the silver content of various ores.
Silver is used in applications other than coins, such as art, solar panels, water filtration, jewelry and utensils. Silver is a very ductile and malleable, with a brilliant white metallic luster. Silver has a better conductor of electricity than any other metal. Pure silver has the highest thermal conductivity of any metal. Silver is usually alloyed with copper to give strength, this is preferred to using pure copper for most functional objects. Sterling Silver is 92.5 percent Silver.
The following coins contain 90% Silver:
Roosevelt Dimes 1946-1964
Mercury Dimes 1916-1945
Washington Quarters 1932-1964
Kennedy Half Dollars 1964
Franklin Half Dollars 1948-1963
Walking Liberty Half Dollars 1916-1947
The following coins contain 40% Silver:
Kennedy Half Dollar 1965-1970
Ike Dollar 1971-1976
Silver has a melting temperature of 961C (1761F).