1994 (P) Jefferson Nickel - SKH-5c-1994P-03 & 04 Spiked Head

Description

Third spiked head variety documented for the 1994 Philadelphia Jefferson nickel, SKH-5c-1994P-03 represents yet another instance of the die chipping phenomenon that produces raised metallic projections from Jefferson's portrait on Felix Schlag's five-cent design. The mechanism behind spiked heads involves the progressive fatigue of die steel in the high-relief areas of the incuse portrait cavity, where thin ridges of steel that form hair strands and other fine detail are particularly susceptible to fracturing after repeated striking cycles. When a chip separates, it leaves a depression in the die that corresponds to a raised feature on every subsequently struck coin — creating a variety that is reproducible across all specimens from the same die after the chip event. Philadelphia struck approximately 722.2 million nickels in 1994, generating intensive die usage that makes spiked head occurrences statistically expected across the die pool. The Cuds on Coins catalog identifies this as the third distinct spiked head die for the 1994-P date, following their standardized naming convention of SKH-5c-1994P-03. Each spiked head variety within a given date-mint combination represents an independent die with its own unique chip characteristics — differing in the precise location of the spike on the portrait, the size and shape of the protrusion, and the angle at which it extends from the normal design contour. These individual differences allow experienced collectors to distinguish between the various numbered spiked head dies for a single issue. Identification requires examining Jefferson's portrait under 5-10x magnification for a raised spike that clearly departs from the normal hair or forehead contour and repeats consistently on specimens from the same die.

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