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US quarter, 1964 and earlier: 6.25 g, 900
US Morgan dollar: 26.73 g, 900
Canadian dollar, 1935 to 1967: 23.33 g, 800
Canadian Silver Maple Leaf: 31.11 g, 9999
American Gold Eagle, 1 oz: 1.0909 troy oz, 0.9167
Coin weight
Weigh the coin if it is worn or damaged. Published specs are for new coins.
Weight unit
grams
grains
troy ounces
ounces (avoirdupois, kitchen or postal scale)
pennyweights
Fineness
How the fineness is written
parts per thousand (900, 925, 999)
percent (90, 92.5)
decimal (0.900)
karats out of 24 (14, 22)
How many identical coins
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