If it says "Ley 999" somehwere over its face, it should have an ounce of 99.9% pure silver.
it weights 16.66666667 grams and its content in silver is 12 grams. :) 16.6666667 X .720 = 12
If it says "Ley 999" somewhere over its face, it should have an ounce of 99.9% pure silver.
A 1975 un peso coin from Mexico contains 10% silver, which is equivalent to 0.072 grams of silver. The rest of the coin is composed of copper and nickel. This coin is part of a series that was minted during a time when Mexico transitioned to a lower silver content in its currency.
0.3856 troy ounces of silver
The 1975 cinco peso coin from the Philippines contains 40% silver and 60% copper.
0.5 oz
A 1921 Mexican 1 Peso coin contains 0.3856 troy ounces of silver.
0720 oz
The last silver 100-peso coins were minted in 1977, so that is the approximate date when Mexico dropped off from the silver standard.
1/20 of an ounce. This was the last year that Mexican Pesos contained any silver.
There is no silver content in it. It is composed of what is referred to as cupronickel. Typically this is a mix of 75% copper, 25% nickel, and a trace amount of manganese.
The Mexican currency is the Peso.