The authenticity of jade impregnation mystery
Ancient Jade Long-buried, due to pressure, temperature, humidity and role of substances occurring discoloration, known as the impregnation. Qin Qin said the yellow earth, white for water Qin, green for the Copper Qin, Qin purple as blood, black as the mercury Qin. Antique to reach the real ones, often artificial imitation of Qin. Back in the Northern Song Dynasty Qin imitation had operations until the Ming and Qing, Qin imitation early Northern Song Dynasty had operations until the Ming and Qing, Qin approach a variety of imitation is extremely difficult to identify? Through the grill to the color white, but Compared with the jade, fine surface fire crack;
Implanted in the leg of lamb in small pieces of jade, a few years removed their names on the surface of Qin as jade-like color filaments, commonly known as "sheep jade", like those who have "dog Jade," but this jade slightly was dry;
The soft texture of the jade with dark plum boiled, and then color with oil extraction method, commonly known as "Mei Yu", just the general look artificial not natural;
Jade and iron will and mix them with hot vinegar quenching of the buried, after a few months out of orange peel surface of iron loss grain, mixed with soil spots, deep red rust, commonly known as "call-jade"; use "alkaline mention the" color of law, gray color penetrate Yuji cook refundable, this impregnation time in color than the bright overcast days, when fine weather is slightly cloudy
Artificial imitation antique jade Qin is the key technology, early on in the Northern Song Dynasty antique jade accompanied by the emergence of application. Up Ming and Qing dynasties, Qin artificial imitation of the methods are being perfected, diversity, extremely difficult to identify. Some of the Qing Dynasty jade stone archaeologists Qin has a lot of records imitation. In Wang Xinyao's "Chi Yu added," recorded with some jade staining following method:
By the color white jade with barbecue full of ancient chicken bone white, compared with the real jade fire of fine surface cracks.
Implanted in the leg of lamb in small pieces of jade, a few years later, handed out at the surface, such as devices like the color on their names Qin filaments, commonly known as "sheep jade." Compared with the real jade, "Yang Yu," slightly dry.
Will just kill the jade into the blood coagulation of the dog not the belly, buried in the ground after a few years Jade soil surface will produce flowers, stains, commonly known as "jade." This surface usually reserved for new jade jade color.
The soft texture of the jade with dark plum boiled, and then use the oil extraction method for color, commonly known as "Mei Yu." This antique look artificial impregnation generally is not natural.
The jade into the dense and dark plum gray water boiled in water, frozen snow hot place such as the formation of thin strips of crack to grain filling jade in the hairs, commonly known as "wind jade."
The jade with iron filings mixed together and then quenching the hot vinegar, place ten days later buried in the ground, after a few months after removing the surface corrosion of the iron filings will be orange peel pattern, mixed with soil in the spot pattern and dark red rust. Commonly known as "call-in jade."
With "oil extraction" of the method for color, color penetration Yuji, long cooking refundable, this impregnation time in color than the bright overcast days, when fine weather is slightly cloudy.
There are also fried, broiled, cigars, and buried in flower pots immersed in water, mud, toilets means the loss of character all make jade, not repeat them here. In short, the master of jade in the identification of skills, understanding of jade, the times to do the old style and common means of identification of jade only has the prerequisite.
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