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How to test gold for authenticity at home with a magnet, by ear, water, reagents, iodine, vinegar, ammonia, lapis pencil: photos and videos. What is the purity of real gold, and how is it checked?
Current standards for gold assays in Russia The assay system was introduced to determine the quantitative content of precious
Stories of the return of the gold standard. Part two.
The gold standard is a monetary system in which the basic unit of account is a certain standardized quantity
Rubbing a white gold ring
Cleaning gold with vinegar at home, what you need to remember
Share on social media networks: Gold jewelry can captivate with its noble shine and attract attention
Cleaning gold at home: 10 ways
How to clean gold earrings at home: types and causes of contamination, rules and methods of cleaning + advice from a jeweler
Who likes to part with their favorite gold jewelry and accessories? It hurts especially when they simply
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