2010年5月6日星期四

Physical properties of the Hongshan Jade

Physical properties of the Hongshan Jade

Ancient jade forensic high, in general, must have the shape of each period, decoration and production methods, should be jade, technology, shape, color and a variety of ancient Qin features a comprehensive analysis, to be confirmed.Analysis of characteristics of the times, to grasp the general character and individuality. The so-called common, such as gloss, gemstone wholesalers cooked the old sense of qualitative change and so on.
The so-called personality, that is, the unique characteristics of that particular era, such as the quality of jade color, shape, decoration, work, etc. as well as impregnation. Determine an age of ancient jade, ultimately depends on its specificity. Of the Neolithic Hongshan Culture Jade 5000 years ago, the forensics, not out of appreciation for all the high points of ancient jade, but is different from the Hongshan Culture Jade other times even the same time many of the characteristics of different cultural regions.

Material. Hongshan Culture Jade material used is more detailed Liaoning Xiuyan County ditch tremolite jade jade class, material texture and fine, high hardness and color uniformity. Dark green color of jade, turquoise, Qinghuang, yellow, also exquisitely carved of green jade and pure white jade.Identify the age of the reliability of jade, is an important part of identifying jade. Jade basic color changes, on the one hand pigment ion jade produce different reactions in which environmental conditions; the other hand, internal factors contributed to changes in external conditions, the basic color change is also the age characteristics.

Modeling are the times. Hongshan Culture Jade's style deep, heavy, both in general and the purification of, key highlights, but also different from the general characteristics of the charm. Hongshan jade animals, such as shape, lively, but also Zhuopu, uninhibited. Realistic imitation of the Hongshan jade animals, can do the shape of the whole, formal, stiff, lifeless, difficult to capture the inherent charm of the original artifacts, it is difficult to mimic the characteristics of that era gemstone wholesaler.

marks, with the exception of most small to wear and no glass light. Whether animals or objects, in general, perforation, multiple lines formed on the drill, but also from the side of the horseshoe-shaped hole drilling, hole wall was thick spiral, some mangled bevel Kong and Central junction, while others wear the opposite rub into a spiral pattern of holes without gloss, thin layer transfer of drilling a small hole. Flat objects on multiple sides of the craft process, both inside and outside the edge into a blade-like, has a unique artistic style. Old color and luster. Jade in the ground for many years, the resulting surface has acquired the natural colors and package the old paste. True jade package pulp thick, and the distribution of natural, there is a gloss from the bottom inside.
This reflection alone natural, consistent, uniform gloss is, and there is oil, there is different from the polished surface of the glass light. Even more serious corrosion of a local gloss, will demonstrate its consistency. High jade gloss from within and the so-called intrinsic nothing left, not the surface of floating light.fdHongshan Culture Jade general surface without glass, light, surface gloss and hardness of jade and jade solution fine sand particles related. Generally speaking, jade high hardness, strong luster, matte mark light, soft jade stone of weight difference between those shiny; Xie Yu uniform fine sand particles strong luster. Jewelry supplier Red Mountain Jade has just unearthed the old surface has a layer of soft jade unique luster, unlike the modern oil wax polishing.

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