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sterling silver bangle wholesale What kind of stone is a gem? (на)

Публикувано на от Кингджи

Gemstones and their accessories are precious objects that people use to decorate and beautify life and reflect the harmony between humans and nature. Whether they are natural inorganic gemstones or organic gemstones from living organisms, they are called gems and loved by people. , Because they have the three necessary important conditions, това е, they have the following most important and prominent features.

The first is beauty.

This feature of gems mainly refers to the beauty of appearance, това е, the color of gems must be pure and gorgeous, transparent and flawless, dazzling, or have special optical effects such as cat eyes, Звездна светлина, color change, and color change, which can fully show its beautiful and attractive features . In nature, even if it is the same kind of gem mineral, there are gem-grade and industrial-grade grades. Only those who have the above characteristics and reach the gem-grade can be called gems, such as diamonds known as the “king of gems” и ” Rubies and sapphires, известен като “sister stones”, are called gems because they are the diamond and corundum minerals with positive color, прозрачност, and flawlessness. The same are diamonds and corundum. Those dull and flawed inferior products are generally not used to make ornaments. They can only be used in industries, such as drill bits for geological drilling, abrasives for gem processing, bearings in clocks, and machining tools. As well as lasers, и т.н., this is determined by the difference in appearance between them. The external beauty of gemstones in various types of gemstones, whether it is rough or polished faceted stones, will have different degrees of expression. Например, amethyst in ordinary gemstones does not have this external beauty. It cannot be called a gem, it can only be used for other purposes.

The second is to be durable.

Durability mainly refers to the internal and internal texture must be hard, resistant to damage from external forces and not easily damaged. Gemstones are used to make all kinds of ornaments. Whether it is long-term collection or display, or long-term wearing, they will inevitably be affected by the external temperature, humidity, sunlight, water and other environments, as well as impacts and other external forces, precisely because it has The above-mentioned characteristics are generally not damaged. Разбира се, people need to master a certain knowledge of maintenance and careful care, so that the gems will be kept intact and beautiful forever, and they will become heirlooms and handed down treasures. .

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