Crystal is a kind of gemstone. It is crystal-clear and looks pleasing to the eye. Since ancient times, it has been made into various kinds of necklaces, bracelets, rings and other decorations.
The crystals of nature are beautiful and elegant, and they can be divided into yellow crystal, smoky quartz, sapphire crystal, smoky crystal, hair crystal, white crystal, green crystal, tiger eye stone, rose crystal, rainbow crystal, quartz cat eye and so on.
The ancients called the crystal a bodhisattva stone. Li Shizhen said in the "Compendium of Materia Medica" that the crystal "simple cold, non-toxic", the attending "stunned heart heat", can "safe and clear eyes, to the red eye, ironing and swelling, rubbing the obstacles", but also treat "pulmonary sputum" Sputum pus, cough up the gas, "Yi hair, Yue color", long-term use can "light body extension". Modern medical research proves that crystal has the magical effect of eyesight, refreshing, facilitating, filling up the blood and lowering blood pressure, and has special effects on eye diseases, pharyngitis, insomnia, frozen shoulder and breast cancer.
How to choose Ruyi Crystal?
Look at the selection of materials: well-selected crystal products, can not see the star-shaped, cloud-like and floc distribution of gas inclusions. The texture is pure, smooth and crystal-clear. If it is found that there are cracks and spots with different lengths and lengths, it is a defective product.
Look at the workmanship: The processing of crystal products is divided into two types, namely the grinder and the engraver. Such as crystal necklaces, bracelets, earrings, etc. are grinding products; Guanyin, inside painting snuff bottles and other sculptures. A well-made crystal product should be exquisite and fine, not only can fully display the external beauty (styling, style, symmetry, etc.) of crystal products, but also maximize its inner beauty (such as crystal, clever color, etc.) .
Look at polishing: the quality of polishing directly affects the value of crystal products. The crystal must be honed by diamond in the processing process, and the rough production will cause traces of friction on the crystal surface. Good crystal products have better transparency and luster. They are called "fire heads" in the jargon.
Look at the hole: For the crystal products (such as necklaces, bracelets, beads), it is necessary to see whether the holes are straight, the thickness of the holes is symmetrical, and there are no small cracks. The wall of the hole must be clear and transparent, without "white marks".
Look at the color: even in the same kind of crystal, the texture and color of its different parts have their own merits. It belongs to a single color, and the chromaticity is uniform; if there is a shade on the same crystal, the color tone is required to be beautiful and natural.
Look at the coordination: When buying crystal jewelry, you should try it on, to see its size, tightness and length. If it is inlaid with ornaments, see if it is firm, Zhou Zheng and coordination. Also pay attention to the style and color of crystal jewelry in harmony with your body, skin color, face and clothing color.
For more crystal knowledge, please pay more attention to China Jewelry Merchants Network.
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