Numismatics - Peter's true passion
In recent years, interest in numismatics has increased among the Russian population, which is both exciting and quite profitable. Following this trend, many shops selling antiques open stores for coin…

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Coin Albums
Many numismatists with a sense of satisfaction recall the old days, when doing coin collecting, they could buy coin albums in almost any store in the country, which over time…

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Chinese Coins - 2000 Years of Coin History and Money
China is the most populous country in the world. Its population is 1 billion inhabitants, and the history goes back more than 2000 years. Scientists have found that money was…

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Celtic Coins (III-I century BC)
The name "Celts" was first mentioned by the Greek historian Herodotus (Greek "keltoi" means "brave"). At one time, the Celts were scattered throughout Northern Europe, although it was never a…

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Yeru simple device

Cleaning of old coins

The purpose of this message is to acquaint interested readers with the most simple and safe methods of cleaning coins, which the author can recommend based on his many years of experience in the restoration of an archaeological metal at the State Hermitage Museum. Clearing coins is one of the crucial types of restoration, it is important for their study, dating, identification and storage. Ancient coins made of silver and copper alloys, found in treasures or in other archaeological excavations, most often enter the restoration workshop highly corroded, and sometimes completely mineralized. Under the action of water and salts, copper is destroyed in the soil to form green carbonates and chlorides, red cuprous oxide and black oxide. Continue reading

Treasure Hunt in Ukraine
Findings of treasure hunters of Ukraine fascinate with their wealth and antiquity: here are Scythian gold, royal coins, church utensils, ancient icons, various artifacts and decorations. Perhaps you also want…

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European coins and medals (XVI-XXI century)
New time in numismatics begins in Europe around 1500 in the lands of the Habsburgs. In 1486, by order of the Archduke Sigismund (1439-1490), the Tyrolean guldengros was minted. It…

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