Posted 03/04/2020 06:48 am
nEF from worn dies.
Looks like plating has worn through on the high points.
That is not so; these coins were made from quaternary metal (50% silver, 40% copper, 5% nickel, 5% zinc).
The blanks were acid etched and rinsed to enrich the silver in the surface layer, before striking into coins.
Poorer silver alloy shows through as a result of wear, under the high points of the design, both sides.
Looks like plating has worn through on the high points.
That is not so; these coins were made from quaternary metal (50% silver, 40% copper, 5% nickel, 5% zinc).
The blanks were acid etched and rinsed to enrich the silver in the surface layer, before striking into coins.
Poorer silver alloy shows through as a result of wear, under the high points of the design, both sides.
