A die crack is an opening in the surface of the die that resembles a quaking effect which results in a raised line being impressed on a struck coin.
Die cracks are very common in the Morgan series, and by themselves, are usually not a listable feature.
Die break and die crack are often used interchangeably, but technically a die break must have field displacement or raised metal.
While most die Breaks are listable, most die cracks are not, though they can still be used as die markers.
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