There are 480 grains in a troy ounce, the troy ounce being the unit most commonly used to weigh silver. There are 7000 grains in an avoirdupois pound, which is commonly used in the US, and 64.79891 milligrams in a grain.
Worthless
If that is a private mint coin, it is probably the weight of the coin.
1 grain = 60 mg = 0.06 g 0.06 grams are equal to a grain.
1 grain is equal to 0.323 Carat (int) 1 carat (int) is equal to 3.086 Grain
if a silver dollar is 90% silver it would take 1 and 1/10th silver dollars to make an ounce of silver
Worthless
1 troy ounce of silver is 480 grains.
how many grains of silver in one ounce
In Ancient Egypt 20 lb. of grain cost 3 silver pieces.
grain ss means: grain 1/2 = 30mg
In Ancient Egypt 20 lb. of grain cost 3 pieces of silver.
1.Grain Size 2.Grain Shape 3.Grain Pattern
1 grain is 64.799 mg
250 grains is approx. equal to 1/2 Troy Oz. At current (01/17/14) silver price of $20.29/Oz. 250 grains is worth about $10.50. (Actual conversion is: 1 grain = .00208333 troy ounces, therefore 250 grains x 0.00208333 Oz./grain = 0.5208325 Troy Oz. x $20.29/Oz. = $10.567691
(1/8) grain = 8.09986375 milligrams FYI: Google "convert 1/8 grain to milligrams"
1.Grain Size 2.Grain Shape 3.Grain Pattern
A grain is 1/438th of an ounce, or 15.4 grams.