You are viewing a single comment's thread from:RE: 1990 Perth Mint Kookaburra Silver CoinView the full contextView the direct parentctrl-alt-nwo (65)in #silver • 6 years ago Older silver coins naturally tarnish with age. Means they are real silver !
Aha! So I should not clean up my old silver pieces!!
Thanks.
Yeah, collectors do not like coins to be cleaned, it reduces the value.
Thanks for letting me know.
oh learn something new everyday =)