NUMISMATICS AND COLLECTION
It is difficult to convey what the collector of old coins is going through, having found the necessary coin after a long search. This is an incomparable joy of the…

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How to search for coins with a metal detector
A pot of gold coins hiding not only leprechauns on the poppy field, such finds of Ukrainian treasure hunters happen in our not at all fairy-tale state. Of course, it…

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Byzantine coins (ca. 500-1453)
The fall of the Roman Empire was in the late Middle Ages, at least in the east of Europe. After the death of Emperor Theodosius I in 395, the Roman…

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oxides connecting them

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

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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The Great Migration of Nations (4th-6th centuries AD)
The prevailing idea that the hordes of barbarian peoples invaded the borders of the Roman Empire and thus caused its fall is outdated and no longer corresponds to the findings…

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Commemorative coins
In the new history there are many anniversaries, celebrations, coronations, which you can almost always find out by looking at the coins issued in honor of this event. A Soviet…

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