This coin probable doesn't exist.
How much is a 1988 madero 500 worth
The silver content of any coin with .500 fine silver is 50%. The silver will be alloyed with other metals, possibly copper and nickel, and maybe a few other metals. The actual weight of the silver used would depend on what other metals were used and in what ratios.
There was no Mexican coin denominated "500" anything in issued 1967. There was a copper-nickel (not silver) 500 peso coin issued in 1987 - it is worth less than a US dollar in circulated condition, and a bit mor than US$2.00 in Uncirculated condition.
500 Lei 1944 ag83,5cu16,5 VF2,5$ XF4$ AUNC7$
A 500 lire coin looks like a two tone silver and gold coin. The outer border is nickel with a copper center with a picture of the Italian plaza on one side and a hand on the other with L.500 printed on the bottom.
This is not a US coin. Please examine your coin and then post a new question giving more information about it.
Well...A real Spanish 1739 authientic silver coin would be worth around $500.
Well, Madeira could refer to the Maderia Islands, which has been a Portuguese colony since the 1400's. And in 1981 they issued a silver coin with the face value of 100 Escudos, but nothing with 500 on it. Without a picture or further information I am afraid that I can not give you a better answer than this.
The value of a 1996 one pound silver eagle coin can vary depending on its condition, rarity, and current market demand. As of September 2021, the approximate value of a 1996 one pound silver eagle coin ranges from $300 to $500 USD. It is recommended to have the coin professionally appraised or consult reputable numismatic resources for an accurate valuation.
-500
500 silver (or 500 fine silver) means that it is 50% silver. The other 50% is usually copper or some other semi precious metal. The reasoning behind the 500 is to be more exact in the amount. Sterling silver is (by law) .925 (or greater) silver. Which is 92.5% 500 silver is 50.0% silver.