$25
1/4 of a cup
If you mean a American Silver Eagle dated 2000, it's one ounce of pure silver.
10 grains of rice is 10 grains of rice
The U.S. has never made one cent (penny's) coins from silver. The coin has likely been silver plated. It is not rare or special, it's just a penny.
Not much!
Not much.
$0.36
$25
how many grains of silver in one ounce
.5 Troy Ounce
Morgan dollars contain 412.500 Grains of silver.
1/4 of a cup
If you mean a American Silver Eagle dated 2000, it's one ounce of pure silver.
A single grain of rice weights approximately .028 grams. 2000 grains of rice weighs 56 grams. Since one pound is equal to 453.6 grams, 2000 grains of rice is equal to .12 pounds.
1,500 grains is 3.42857 oz. Sterling silver is only 92.5% pure silver, so the actual silver content of 1,500 grains of sterling silver is 3.17143 oz (at about $18.50/oz = $58).
The coin is 90% silver & 10% copper.