The ancient jade that has been handed down refers to the jade that was unearthed from the Neolithic period to the Qing Dynasty, and the part of the jade that was not officially excavated and never entered the earth and was handed down to the world. The ancient jade that has been handed down from generation to generation is mixed with fake ancient jade, and it is an urgent requirement to distinguish the forgery. In the article "Scientific Methods for Identifying Counterfeiting of Ancient Jade", published in the journal of the Jade Committee, Yang Boda combined the traditional experience of counterfeiting and the development trend of various disciplines today, and introduced the basic connotation of the ancient jade science counterfeiting method.
Jade ring Shang diameter 7 cm Aperture 6 cm Thickness 1.2 cm
Disability identification
Treasure hunting the world
Ancient jade in the process of long-term fistula burial encountered collapse, rolling, water erosion; in the process of excavation, circulation is often knocked, bumped, mostly damaged and disabled, less complete, this is already common sense. Counterfeiters are also familiar with this, so they use methods such as topping, knocking, and throwing on the pseudo-ancient jade to create disabilities.
Jade ring Neolithic diameter 8.8 cm Aperture 3.7 centimeters
The small round pit of the stone machine resembles the scar of hydrofluoric acid erosion, like a natural disability; sometimes in order to make black jade black spots, it is filled with black putty, if you do not pay attention, you will mistakenly recognize it as ink jade dots; and some in order to dye on the solid texture of jade, you must also use the stone to top out a dense and elegant pit, and the false color will be eaten, and then baked into artificial Qin color. Pseudo-ancient jade and antique jade in the Qing Dynasty often used this method to make people work injured and re-baked.
Jade head Shang Length 4.3 cm Width 3.4 cm
Identification of forgeries
Inscriptions refer to words, and paragraphs refer to annual models and famous paragraphs. Ancient jade is different from bronze, and there are very few people with inscriptions. In the Hongshan culture, only one piece of the beast head was depicted on the head of the beast; the pictographic symbols appeared on the jade bi and jade of the Liangzhu culture, which had not yet been interpreted and did not know their meaning.
Jade Beast Face Pattern Shang Height 6.1 cm Diameter 7.3 cm
Inscriptions or written inscriptions appear on the jade of Anyang; inscriptions are also inscribed on the jade of the Western Zhou Dynasty of Sanmenxia and the Marquis of Zhao and Jinhou of Quwo; jade objects of varying lengths in the Warring States of the Warring States; jade seals of various lengths and seals written in jade plates appear in the Warring States; jade seals of the Qin Dynasty, Han Dynasty treasure seals, and Gang Di that appear in the Warring States are also inscribed jade.
Jade chisel Neolithic Length 11 cm Width 2.9 cm
Since then, all the dynasties have made jade books to worship gods or for canons, and the five generations have seen the yin seal italic mourning book. In the Ming and Qing dynasties, there were Luzigang or Zigang jade and Zigang brands with poetry and paintings. In the Qing Dynasty, there were jades of Yongzheng, Qianlong, Jiaqing, Daoguang, Xianfeng, Tongzhi, Guangxu and other styles, as well as jade engraved with imperial poems of the two emperors of Qianjia. At present, it is known that there are pseudo-inscription jade such as pseudo-seal, pseudo-Gang and pseudo-Zigang models, pseudo-Xuanhe, pseudo-Qianlong Year-made models, and pseudo-Qianlong imperial poems.
YuJue Hongshan Culture 5 cm in diameter
The above are the general laws that must be mastered for the identification of ancient jade and cannot be ignored. However, when it comes to the identification of counterfeiting of a certain piece of ancient jade, it is necessary to grasp its main aspects and find out the flaws to make a correct judgment. Macroscopic comprehensiveness and microscopic individuality are also things that must be paid attention to in the study and practice of ancient jade falsification.
The Liu Jiawa site unearthed yu chun
The opinions mentioned above are summarized on the basis of some phenomena observed in the literature and in personal appraisal and falsification, and have been compiled into documents for the reference of comrades, and there is absolutely no intention of using humble texts to promote their own views to you. I often think that the tricks used to make fake ancient jade are neither scientific nor stunted, so they are not mysterious and unknowable.
Ming Dynasty jade pendant
On the contrary, all counterfeiters must seek huge profits, and they are eager to achieve success, so they leave behind such and such flaws, so it is not difficult to steal and identify the fake ancient jade, but the difficulty lies in whether they can adhere to the word "serious", as long as they carefully observe and cover all aspects, they can always find the flaws of the pseudo-ancient.
Ancient jade to distinguish between counterfeiting is to attach importance to practice, but the treatment of experience should also be flexibly applied, and it must not be rigidly and one-sidedly absolute. Finally, to quote a confession from the late Qing dynasty connoisseur Ni Xi about experience, for the reference of his colleagues: All antiques must not be without credentials, and they must not be determined. A thing is true or false, perverted and endless, mud into the saying of the non, twisted stereotype of the non, away from the stereotype and no stereotype is even more non-existent. The eyes of the heart are lost. Yu Xuegu has been unable to be confident for decades, and he has a little experience in self-awareness.