Metals and alloys

Gold - we check its authenticity with water Gold is one of the most coveted precious metals in the world

Deposits and methods of extracting gold from stone In this article: Gold in nature: where

How to quickly and effectively clean gold and gold jewelry (bracelet, chains, rings, etc.)

925 standard refers to gold or silver and how to distinguish them? — Glitter Gem

History of the Pyaterochka company: who is the owner of Pyaterochka in Russia History of the Pyaterochka company, who is the founder, who

How to test gold at home or in the laboratory? Thinking about how to test gold

Differences between white and yellow gold Both white and yellow gold are used in jewelry.

The most valuable types of gold Gold is one of the rarest metals on the planet, since ancient times

What is 18 karat gold? Among modern varieties of alloys, colors, ligatures, the inexperienced in jewelry

Green gold: what is it, review, samples, authentication, price Everyone is used to seeing gold