
Based on the provided information, the 1941 Jefferson nickel is made from a cupronickel alloy. The specific composition of this alloy is a blend of 75% copper and 25% nickel.
This metallic composition results in a coin with a standard weight of 5 grams. The physical dimensions of the 1941 nickel are a diameter of 21.2 millimeters and a thickness of 1.95 millimeters.


