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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The largest mints of the USSR
With the emergence of the Soviet Union, or rather, with its unification of individual republics, a new problem emerged, which was where exactly it was necessary to mint coins, make…

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Coins of Ivan the Terrible
A small miniature from the Russian annals of the 17th century depicts the process of making coins. From this it is known that silver billets were first smelted in a…

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Coins of the island of Svalbard
A little story of a small place. Svalbard is a set of islands that are located in the area of ​​the Arctic Ocean. In 1920, these islands joined Norway. At…

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white spirit

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

Coins of the island of Svalbard
A little story of a small place. Svalbard is a set of islands that are located in the area of ​​the Arctic Ocean. In 1920, these islands joined Norway. At…

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Without coins
Starting from the 12th century, and then almost for almost three hundred years, there was a period without the use of coins in the territory of Ancient Russia. The whole…

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Coin Cabinet
Have you ever thought, respected coin collectors and just collectors, over where is the largest collection of coins in the world? Surely most of you imagined a world famous collector…

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