Weights, Measures, and Marks Flashcards
The weight system used in the U.S. for food people and almost everything else except precious metals and gems.
One pound in this weight system is equal to 16 ounces.
Avoirdupois Weight
A measurement of weight equaling 1/24 of a pennyweight.
Grain
The most widespread unit of weight for gold Jewelry.
Gram
An official mark stamped on gold, silver, or platinum objects to indicate their quality origin and maker.
Hallmark
A Unit of weight equaling 1/20 of a troy ounce.
Pennyweight
A set of numbers letters or symbols stamped on metal to indicate its type and content.
ex.
18K=75% Gold
900 Plat.=90% Platinum
Quality mark
Chinese gold weight
1 ____ = 1.2034 ounces troy of .999 Fineness
Tael
The standard of weights for gold
Troy Ounce
The System of weights used in the U.S. an England for gold and silver
Troy Weight