Cross Potent

From BiblePortal Wikipedia

Cross Potent [1]

in heraldry, a cross crutch-shaped at each extremity. It is also called a Jerusalem cross, from its occurrence in the insignia of the Christian kingdom of Jerusalem, which are, Argent a cross potent between four crosslets. This coat is remarkable as being a departure from the usual heraldic rule which prohibits the placing of metal upon metal.

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