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As the saying goes, "A thousand kinds of agate and a thousand kinds of jade." "Agate is also called aragonite, also called horse brain. The English name Agate, non-jade and non-stone, is a class of its own, there are red, white, black three, there are also patterns such as wire, of which red agate is called the top product, so in the "Gegu Essentials" there is "agate without red I poor" said.
Source: "Dzi Classics", by Renchen Ngawang Bird Gold
▲ Glass, crystal and agate beaded pipes excavated from Tomb No. 42 of Yangjiawan Han Tomb in Changsha in 1956
"Agate" is known as "Qiongyu" and "Red Jade" in history, and has long been recognized as a rare treasure in the world, which can make the wearer happy and confident. At the same time, agate has been widely used, collected and worn as an ornament since ancient times due to its beautiful pattern. It can make people's skin more white and delicate, so it is cherished by the world.
▲ In 1976, Changsha Yangjia Shandong Han Tomb No. 107 excavated etched agate pipe length 5.9 cm
There are many kinds of agate, usually with grain, color, transparency, cracks, impurities, sand cores and block weight as the grading standard, in addition to the most precious water gall agate, generally with harmonious and beautiful raw materials as a good product.
▲In 1975, agate and crystal beads were excavated from the Tomb of the Western Han Cao in XianjiaHu, Changsha
1, look at the color. The color of real agate is bright and bright, and the color and light of fake agate are worse, and the contrast between the two is more obvious. Natural red agate is distinct in color and the bands are very pronounced, and on closer inspection, densely arranged fine red spots can be seen at the red bands. Most of the fake agate cigarette pots imitated from stone have a petal-shaped pattern at the bottom, forming a "chrysanthemum bottom"; while the dyed blue agate is colorful and uniform, giving people a false feeling.
2. Texture. Fake agate is mostly imitation of stone, and the texture is softer than real agate, and jade can be scratched on fake agate, while the real product cannot be scratched. On the surface, real agate has few flaws, and fake agate has more.
▲ In 1952, agate and glass beads were excavated from Tomb No. 854 of the WeiJia Chong Han Tomb in Rongyuan, Changsha
3. Process quality. The production process of high-quality agate is strict and advanced, so the surface brightness is good, the inlay is firm, the circumference is correct, and there are no scratches and cracks.
4. Level. Water gall bladder agate is the most precious variety of agate and is characterized by closed voids in agate that contain water.
5. Transparency. True agate transparency is not as good as synthetic, slightly chaotic, some can see the natural waterline or "clouds", while synthetic agate transparency is good, as transparent as a glass ball.
6. Weight. Real agate jewelry is heavier than synthetic agate jewelry.
▲ In 1976, the etched agate pipe excavated from Tomb No. 111 of the Yangjiashan Han Tomb in Changsha was 2 cm long
7. Temperature. True agate is warm in winter and cool in summer, while synthetic agate changes with the outside temperature, it also becomes hot when it is hot, and it becomes cool when it is cool.
Also, how to choose the best agate jewelry? Relevant experts believe that first of all, according to their own preferences to choose the color, red agate jewelry is the most valuable, such as the selection of agate necklace must pay attention to the color of each bead to be the same, there is no variegated color, the size of the beads should be appropriate, but also pay attention to the finish to be good; secondly, lift the necklace to see if it is vertical, whether each bead is hanging on a line, if the necklace is bent, which shows that some beads are off the eye, the processing process is rough.
▲ In 1960, agate was excavated from tomb No. 1 of the Eastern Han Tomb of The Ten Thousand Years Red Commune in Dongtundu, Changsha
▲ 1964 Changsha Wulipai Eastern Han Tomb No. 9 excavated the etched agate pipe, 1.8 cm long
▲ In 1974, lingling monk Ling Yuejin brick and tile factory eastern Han Tomb No. 11 tomb excavated etched agate pipe, 2.9 cm long
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