These coins inherently have excellent eye appeal, outstanding shine, and high value – even the purest water could ruin the quality of these collectible coins. These stains have to be removed.Ĭleaning coins should never be done on proof coins and uncirculated coins. Metals such as copper, silver, and gold adversely react to PVC and this causes some stubborn greenish or gray stains on the coins.
Some coin collecting supplies like holders and coin flips contain this chemical. PVC is a chemical added to plastic to make it less brittle. A common example of coin damage is caused by polyvinyl chloride (PVC). Corrosion and dirt are usually found on antique coins.Ĭleaning corroded coins may also be done in incidence of coin damage and used as a rust inhibitor so coins can stay polished and clean.
Clean copper coins professional#
But this too, should be advised by a professional since not all kinds of dirt effect to coin devaluation. You should or may clean coins when there is presence of corrosion and dirt. The sadder thing is, there is no way to reverse the mistake and the coin is worthless forever. They will realize later that cleaning could only devalue their coins. Many new coin owners clean their coins to make their coin collection look nicer and appear valuable – without consulting a coin expert. Valuable, graded, and high graded coins should not be cleaned. This way you will know about the qualities of the coin that you own and whether it is safe & worth to clean it or leave it as is. In storage and cleaning finding a reliable source of expert information should be the first step. The same can be said with caring for your valuable collection of coins. When shopping, travelling, booking cheap flights, or purchasing any new product it is advisable to do the proper research. Most of the time, cleaning the coins only decreases their value.Īsk coin experts about cleaning corroded coinsīefore thinking about cleaning corroded coins with vinegar, baking soda, jewelry and metal polish, coke, detergent and all other coin cleaners available in the market always have your coins checked by a professional and reliable numismatist first. Coin experts and buyers would usually prefer coins to be in their original state and condition. Is it really not safe to clean your collectible coins?Īs a general rule, it is not advised to clean old coins and other collectible coins especially when you do not know their numismatic value. Until today, debates about this still go on even among professional numismatists.
Clean copper coins full#
The truth about cleaning coins has remained to be full of uncertainties.
Clean copper coins how to#
Coin collecting guide on how to clean corroded coins, common coin cleaning methods for copper pennies, and other collectible coins like corroded old Roman coins Salt may also be used for more stubborn dirt on corroded coins. Water, Baking soda, vinegar in coin cleaning Using water, baking soda, and vinegar are popular household ways to clean a coin.
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