Cent (1864 -1982) | weight 3.11 grams | .950 copper .05 tin |
Nickel (1866- | weight 5 grams | .750 copper .250 nickel |
Dimes (1873 -1964) | weight 2.5 grams | .900 silver .100 copper |
Quarters (1873-1964) | weight 6.25 grams | .900 silver .100 copper |
Half Dollars (1873-1964) | weight 12.5 grams | .900 silver .100 copper |