Method of appraisal of Tang Dynasty bronze mirror_0

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False bronze mirror is amount to its purpose, often do one's best is in color of ecru, rust, sound, weight, feel, taste the respect such as photograph, grain act the role ofing and true lens similar, differentiate extremely hard sometimes. Cheat method is like the element lens with special old archaize, in the make an issue of on element lens, grain act the role ofing turns over model by the mould with colophony and so on and become, stick on back of bronze mirror lens next, combinative department is masked with marl. This kind of old lens is made newly, go up very hard character from copper try to distinguish, should notice its grain acts the role of caboodle model to get natural mix one, the soft costal region of this kind of counterfeit, often be its union department. Because be modelled on now,the method rises ceaselessly, the person that make a holiday often the material that the basis publishs or taste really undertake is modelled on, some still use high-tech method and modern equipment and technology, archaize makes a holiday, the bronze mirror that builds, a few but look genuine. If bogus makes black Qi Gu, more inferior gimmick is to use paint of black ash, black Chinese ink, the department wrapping an oar of the black luster of one bogus lens learns lacquer gush with modernization now and become, not only and transparent feeling and administrative levels has change, avoided wicked light. To collecting the Tang Dynasty bronze mirror with the higher price in the market, its craft level and artistic value are very tall, raw material and grain are very pure, appear very white bright, simple sense is finer. Additional, tang Dynasty bronze mirror contains stannum taller, the surface has cupreous spot, rust is from the oozy feeling outside introversion; Still bronze mirror of Tang Dynasty some contains the iron of minim, use high-energy magnet to be able to be sucked. And Tang Jing's counterfeit, or hair black is nigrescent, or it is the light that turn over a thief, the surface also does not have natural rusty spot, counterfeit of some of copy the Tang Dynasty adds the part that has a few iron, but not all Tang Jing can be sucked by magnet. Appraisal counterfeits really,Iebeads Xingyue Bodhi with green stone warrior red fringes, besides relying on experience to undertake argue bogus from exterior feature, use scientific method more necessary. If use the nondestructive of observation of appearance of form of scanning electron microscope and ray composition analysis to detect,method, ray takes a picture analysis of fluorescence of technology, ray, if portable ray fluorescence is analysed, below the premise that does not injure implements, the appraisal that because its material prime number occupies the particular case of implements, unit,can be cultural relic provides scientific basis. Attention mobile phone loves bodhi child  , more Wen Wanxin ceases to look at any time. Heat recommends now: Hong Kong Su Fu is compared precious " good jade not vulture " the halcyon that is worth to collect only after all the predestined relationship He Feicui of what color is the halcyon in jade skin texture all the time halcyon collects content to be returned with rare halcyon can again fire a few