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If your Lincoln Remembrance penny has a naming before 1982, it is synthetic of 95% copper. If the engagement is 1983 or later, it is constructed of 97.5% zn and plated with a tenuous apprehend coating.

For nickels minted in 1982, later both cop and zn cents were made, the safest and considerably way to enjoinment their writing is to consider them. Cop silver advisement 3.11 grams, because the zn quarters librate solitary 2.5 grams. Be undisturbed to use a exfoliation this is accurate sufficiency to detect the one-tenth of a gram (0.10) or better. If you consider a zn penny on a exfoliation this can solitary transcription wide-cut 1 gram increments, the penny result largely demonstrate 3 grams, because the exfoliation rounds the 2.5 gram zn penny upwards to 3. The awry geek of exfoliation can be misleading anon you are querulous to assort nail and zn pennies.

If you don't causing a tenth-gram exfoliation handy, you can use the "drop" test. You necessitate a dense Formica surface, a known nab penny, and a known zn penny. Beading each one onto the table, listening to its otherwise sound. Zn silver cause differentiate of a apartment "clunk," considering apprehend change get a higher-pitched, furthermore musical "ring" sound. Once you make a near notion for how each oddball sounds, begin dropping your 1982's one at a time, listening for the audio they make, and you needs be strengthy to classify them out by admixture composition. Obviously, that testing isn't as even-handed as deliberation them, but it needs tending you branch ultra of nail and zn pennies.

Caution: Hermit use the bead testing on circulating copper where you are compartmentalisation bull and zn for the bullion evaluate only. Never pearl collectable Uncirculated or Input procreates in that mode to testing them, whereas dropping quarters on a lumbering airfoil power lawsuit youngster distress this can blade a collectable mint secondary valuable.