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Properties and features of rock crystal

Properties and features of rock crystal

Rock crystal is recognized as the most common type of quartz. Depending on the color, it can be called citrine, amethyst, morion or rauchtopaz. Polarity is the most amazing property of this microcell: in a strong heat it is able to give a feeling of

Sardonyx stone: its features and properties

Sardonyx stone: its features and properties

The sardonyx stone is very popular among master jewelers. It is used to create women’s and men’s jewelry. Sardonyx looks beautiful in carved pendants, rings, earrings, bracelets, pendants and other jewelry. The content of the article Sardonyx stone is classified as agate. Its color is