2019年8月9日 · If they are just plain old silver coins (dimes, quarters, halves from the 40s to early 60s), there is no point in cleaning them. They are worth their silver value whether cleaned or not. If they are older than that, it depends on the date and …

2015年1月19日 · No sir, I disagree. There is a proper way to clean coins, but many/most collectors do not know how. Its a long complicated subject, but if you search previous threads the information is there. OP, removing toning is easy enough, just use coin dip.

2013年5月31日 · Silver coins, don't rub them or try to remove the dirt in the field, except by blasting it with water (TOUCHLESS!) I detail the silver cleaning method here about 3 minutes into this video: If it is a large cent or other copper coin, this topic will give you excellent ideas:

2013年5月17日 · Is there a proper way go clean coins? Discussion in 'Coin Chat' started by ArthurK11, May 17, 2013.

2015年10月5日 · On the other hand, soaking coins in pretty much any pure solvent is OK. These pure solvents could include distilled water, acetone and xylene. Actually cleaning/soaking in tap water isn't so bad as long as you rinse with some distilled water.

2006年6月12日 · They are common coins which were carried in pocket change (the horror! ) for years and often decades before going into the soil for many more decades to follow. baking soda isn't removing metal, and it isn't affecting value. Having other methods of cleaning is always a good thing, but no reason to act like it's the ONLY way.

2013年11月24日 · The reason it is said that people should not clean coins is that there are infinitely many WRONG ways to clean a coin, with ony a few non-destuctive methods. In reality, the vast majority of people who want to clean coins do not have the knowledge of how to properly clean a coin without harming it.

2017年5月24日 · I am a dealer and I dont clean coins. That doesn't mean dealers dont clean coins, many of them do. I have always wondered about the olive oil concept. Seems like a coin geek urban legend. While olive oil is mildly acidic it really wont do much if anything at all, and results depend entirely upon the metal composition and the type of encrustations.

2011年9月7日 · Most coins that look like they need a cleaning will only look worse even doing it the correct way . So there are really two things you have to master . 1 . is learning the proper way to clean coins , and perhaps more important is to learn what coins will actually benefit from a proper dipping .

2007年1月6日 · We steamed several coins, including a proof morgan, several proof seated halfs, several 20 dollar gold pieces, a proof 5 dollar indian, and some proof liberty nickels. Every single one came out looking better after the steaming. All coins were crackouts, and after they resubmitted the coins, most were upgraded.