That was fast for a
Dryer Coin (or spooned) google it...
Commercial tumble dryers sometimes get coins trapped between the outer and inner drums where they tumble for hours and hours and hours banging on the rim - causes that smoothed and larger than normal effect.
-----Burton
50+ year / Life / Emeritus
ANA member (joined 12/1/1973)
Life member: Numismatics International, CONECA
Member: TNA, FtWCC, NETCC, EveryCountry (online) coin club
Owned by three cats and a wife of 40+ years (joined 1983)
Author: 3rd Edition of the Sample Slabs book,
https://www.sampleslabs.info/