Materials such as green gold are increasingly being used to make jewelry. This is an alloy
Platinum is the Cinderella of the metal world. In its original state it looked like a grimy
George, Yuri, Yegor the Brave The veneration of the Holy Great Martyr George in the Russian lands was established almost immediately
What it is? The most popular question regarding rhodium plated jewelry is what
For most people, the most valuable substance on earth is gold. In many ways they will
After the revolution, the gold reserves of the Russian Empire were plundered, and this brought the country to the brink
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The essence of the refining procedure To obtain pure silver, they are used to clean it from various impurities
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