The ultimate occasion of United States circulating coinage composed of ninety % silver occurred in 1964. This utilized particularly to dimes, quarters, and half-dollars. These cash, beneficial for his or her intrinsic metallic content material, ceased to be produced for basic circulation as a result of rising silver costs.
The historic significance of this transition lies within the shift from valuable metal-backed foreign money to fiat foreign money. The growing value of silver made it economically unsustainable to proceed producing cash with such a excessive silver content material at their face worth. Retaining these cash is an avenue for collectors and traders interested by valuable metals and numismatics.