Old Russian monetary system
For quite a long time, the fact has been noticed that treasures belonging to the period from the 9th to the 11th century contain quite a lot of fragments and…

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Valuable coins of the era of Paul the First
Despite the fact that there is an enormous amount of coins all over the world, it is the coins of pre-revolutionary Russia that deserve a lot of attention, differing not…

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Greco-Bactrian rulers and their coins
The history of the dynasty of the Greco-Bactrian empire, as recorded on the coins, of a powerful state that was located in the upper regions of the river, now known…

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moisture on the coin

Coin cleaning rules

No matter what metal coins are made of, there are a number of general rules that must be observed when cleaning their surface from contamination.

In no case do not immediately dry-clean the coin. Their surface is usually not evenly polluted, and the reagent can react with the metal in areas where there is less dirt, while other areas will still need to be cleaned. Therefore, the mechanical cleaning of the coin is first applied.

To start this process will need water. Pay special attention to the fact that not all water is suitable for cleaning coins. Continue reading

Novice Guide
The most difficult thing in any business is to start. An experienced person does not ask such questions, he already knows everything and intuitively performs the necessary actions. From the…

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The ruble of Emperor Constantine I from the Romanov dynasty
The most important mystery of this coin is that there has never been such an emperor like Constantine I, but there was a ruble of Constantine I! Not a single…

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Penny saves the ruble
1535 is the birthday of a penny. Contributed to this mother of Ivan the Terrible, Elena Glinskaya. Making a penny was a necessity rather than a natural desire. At that…

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What is now in price on the numismatic market
The dollar is falling, and the ruble is growing stronger. Especially - old. Antique coins are sold at auctions for "big money". So, at the Gelos auction before the new…

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