a Filipino 50 centavo coin, made back when us owned the Philippines
Not counting commemoratives and other coins minted for sale to collectors, the last half dollar minted in solid 90% silver was the 1964 Kennedy Half. 1965 through 1970 Kennedy halves have a copper core and 80% silver outer layers for a net silver weight of 40%.
No such coin exists for a few reasons. Number 1, all US coin denominations (that were intended for circulation) greater than $1 are in gold. A silver $20 coin would be huge, the size of 20 silver dollars. (On the other hand, a $20 gold piece is roughly the size of a silver dollar) Number 2, there is no US coin struck with the date of 1776. Nor is there any other country using the currency of "dollar" that would have struck a $20 silver coin. What you have is a fantasy piece, post a new question including what the coin really is, its weight, diameter, and all other information about it, because it is not a US coin. (and most likely isn't even silver)
You could take them to some banks and get silver dollars or other silver coins for them. There were also places that would give you $1 worth of silver bullion.
U.S. pennies have never contained silver. Your coin is silver plated for jewelery or other decoration.
U.S. pennies have never contained silver. Your coin might be silver plated for jewelry or other decorations.
July 18, 2009 Without knowing the date of the coin it is difficult to give an estimated value. These silver coins were minted between 1903 and 1921 and values for them range between $5 and $100 depending upon date and the actual condition of the coin.
925 silver jewelry is typically not very heavy in weight compared to other metals like gold or platinum. The weight of the jewelry will depend on the specific design and dimensions of the piece, but silver is generally considered to be a lightweight metal.
The 1988-S proof Seoul Olympics silver dollar has a current retail value of $15.00
Sterling silver is not a solution, it is an alloyof silver containing 92.5% by weight of silver and 7.5% by weight of other metals, usually copper. The sterling silver standard has a minimum millesimal fineness of 925.
Japanese banknotes denominated in pesos and centavos are not legal tender, but in some cases might be collectible. These were World War 2 wartime currencies issued by the Japanese during their occupation of the Philippines (1942-1945). Similar issues were used in other occupied countries.
Jewelry made with 92.5 sterling silver called sterling silver jewelry. Sterling silver is an alloy of pure silver containing 92.5 by weight of silver and 7.5 by weight of other metals, usually copper. This 7.5% of different metal actually improves the durability of the finished product.
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.
The lowest atomic weight between iron and tin is that of silver.
Sterling silver is an alloy of silver containing 92.5% by weight of silver and 7.5% by weight of other metals, usually copper. The sterling silver standard has a minimum millesimal fineness of 925. That makes it a heterogeneous mixture.
Sterling silver is typically about 92.5% pure silver and 7.5% other metals, while 10K gold is approximately 41.7% pure gold and 58.3% other metals. The weight ratio between sterling silver and 10K gold would depend on the specific weights and volumes of each metal being compared.
KL 925 silver is type of sterling silver that is used in making silver jewelry.
MEX925 stands for Mexican-made sterling silver. Sterling silver by definition is a silver alloy containing 92.5% silver by weight and 7.5% by weight of some other metal, commonly copper, zinc, or platinum, which help give the silver strength (since pure silver metal is generally too soft for producing functional objects), retain ductility, and prevent corrosion (tarnish). Sterling silver is said to have a fineness of 925, which is the number of parts per thousand of pure metal by weight. Pure silver has a fineness of 999.