Oriental people like jade, in Chinese, Japan, South Korea, jade is very popular.Jewelry jade jewelry, necklace, bracelet, including ring pendant etc.. This type ofjewelry is the most use of jade beautiful color and moist texture.
Different grades of jewelry consumption and consumption trend of each layer. Low-grade jade can be used as a gift give each other, between the price for more than tens of dollars to several hundred dollars. Mid-range emerald can be used as a gift,but also for their own to buy a piece of jewelry appreciation and wear. How is the merchant to high-grade jade
Will purchase. Quality is a rarity rich buyers.
The color of jadeite jade is very important, is the determinant of value, first of all to see color is evaluation of color is good or bad, there is no color or other colors, the color is better. The second is to look at the color shading, color shade is appropriatefor good, the color is too thick, heavy, Yan
Color is too light, too tender. Again is to look at the uniform color, uniform color is preferred. Uneven color distribution for time.
Jade jewelry are no crack, size, shape and it is easy to. Non fractured well, small cracksecondly, major fissure more time. Therefore, in general, intact jade prices high, how much there is something wrong with the low in price. From the collection valueperspective, a different aspects and taste
Jade is a rare, and most worth buying. However, it must be stated, jade class to abest, is without any artificial transformation processing of natural jade, this natural jade does not vary with time, can be preserved permanently and worn, also has the collection value
, appreciation potential. Jade jewelry on the green in general is not alive, did not wearlonger, green grew larger and larger, but in exceptional circumstances, the green will be slightly enlarged. Jade is also called jadeite, is Bao Shiyu’s name, the mineralogicalname called Na Huishi. In the research of artificial jade
, confirmed that pure sodium pyroxene is colorless, chemical reagent only by addingchromium to appear green. Therefore, natural jade with green, see jade formedinterior has "mixed with" and "chromium, chromium more mixing", the green jade. But for the mines or river
Jade processing into the ring or other jewelry obtained much internal chromium has been fixed. So the jade green aren’t alive.
But the jade of chromium in certain circumstances, can produce chemical reaction, so that a small amount of chromium diffusion effect, this is the reason people find green"long". The "long" green jade is jade necklace, emerald bracelets and jade item cardsin close contact with the skin of jade.
The reason is that the human body has a certain temperature, but also easy to sweat,acid or alkaline component of sweat, these components can be from the micro crackjade permeate in the interior, some components may produce a chemical reaction orhave consolidated in the jade in chromium and chromium green
Ion dissolution and migration, so it is green "long". In fact, content of chromium in emerald green without any change, just trace chromium diffusion or migration.