Method for distinguishing Changhua bloodstone

Changhua Bloodstone is not only a precious gemstone in the bloodstone, but also one of the four precious stone species in China. As its production is gradually reduced, its market price is only high, so its collection value is greatly improved, but we Everyone knows that the price of Changhua Bloodstone or Changhua Bloodstone with poor quality is not high... Then, in the face of the market, the friends who love to collect Changhua Bloodstone are in the face of fake and shoddy phenomenon. What should I do? The specific method will follow the Xiaobian together to understand!

昌化鸡血石

Method for distinguishing the quality of Changhua bloodstone

Tasting the bloodstone, the first is the red color of "blood", which is better for its fresh, condensed and thick. The fresh red is like the blood of the dripping, the condensate gathers and does not scatter, and the thicker refers to the thickness of the layer deep in the stone layer. Second, look at its land. The so-called land is the kind of stone on which the bright red mercury sulphide crystallizes. The plot of the bloodstone is pure, translucent, nail-free, and bright red with blood, which is the top grade.

Due to the good quality and high value of Changhua Bloodstone, in recent years, the pseudo-method has been continuously:

First, the mosaic method. Using the Changhua stone seal with better texture, select some of the prominent places, and dig out a small pit with different shades, then embed it with red mercury sulfide paint, and then polish it after it is naturally dry. Because the embedded chicken blood (mercury sulfide) has no layer, and the junction of blood and Chang fossil is hard and has no transition.

Second, the impregnation method. Take one side of the fossils, apply the mercury sulfide in the place where it is needed, dry it again, then dry it, make it bloody, and then immerse it in a transparent resin, so that the whole body is soaked, picked up and dried, and then used. Fine water sand is lighted and Serve. This method is easy to age due to resin, and the skin will be yellowish in the long-term, which is inconsistent with the internal stone color. At the same time, the pores of the resin skin are relatively thick, and the magma is carefully observed to have a little brown eye on the surface, and all of this is Really Changhua Bloodstone does not have.

Third, the sliced ​​skin method, which is a new method in recent years, uses an advanced cutting machine to cut the six planes of the stone chapter into six thin sheets of paper. Apply mercury sulfide to the place where it is needed, then dry it, then bake it, then use the glue to paste the original 6 slices back as they are, then mix the oil with water or water with fine code water sand. Line angle polishing. The red color of the chicken blood seems to be born in the stone chapter, and it is naturally distributed, but the level of blood can only stay on one plane.

Method for distinguishing Changhua bloodstone

1, fake chicken blood: no silver spots, shades are uneven, the thickness of the lines are different, the pattern is not natural, the arrangement does not conform to the law of chicken blood, and the naked eye is very easy to distinguish.

2, texture: fake with plastic compounds, there is no stone sense, there is no stone powder with a knife. Some people even sliced ​​the bloodstone and paste it on the rough stone, and then glue it with the joint glue and the stone powder. The shape is very similar to the real bloodstone. Under the strong light, the authenticity can be discerned, or whether the blood color and the shape are consistent or not. Coherent, it is not difficult to see through. In addition, some people use stone powder to add compounds, mold molded with "cinnabar" or red watercolor fake chicken blood.

3, weight: the weight of the real bloodstone is more stable, the weight of the fake chicken blood is frivolous, as long as careful to test with the following steps:

1 finely ground with sand cloth, the real chicken blood stone will be stone powder and there is cinnabar red phenomenon, fossils are not

2 Carving with a knife, the fake bloodstone stone is a plastic crumpled stone chip, which can be felt

3 burn with fire, fake bloodstone will have a burnt gel smell, true bloodstone will not;

4 The weight of the hand is heavy, and the fake bloodstone is lighter due to the different textures.

Method for distinguishing the true and false of Changhua bloodstone

1, the real hardness of the stone is low, there is "blood circulation"

The bloodstone hardness is very low, and the specific gravity is only 2.6 up and down. If you bite the surface with your teeth or scratch the surface with a knife, you will leave a mark. The hardness of iron ore and quartz stone similar in shape to the bloodstone is relatively high, and the teeth are difficult to bite.

If the business encountered is trying to prevent us from destroying the surface of the bloodstone, we can also use a magnifying glass and a spotlight flashlight to check.

Use a spotlight flashlight to illuminate the surface of the gemstone. If the red color of the glistening scene is red, it is called "blood blood". If there is no wave overflowing, it may be a fake or a bloodstone. A lower product.

2, the surface of the real product does not have too many holes

In addition, the surface of the real bloodstone is generally fine and flat, without too many holes; and the fake bloodstone is often dyed by dipping. After a long time, the pores of the epidermis will become thicker, and a small brown will be observed by carefully observing the surface with a magnifying glass. Eye, thus determined as a fake.

Finally, the red color of the real bloodstone is distributed from the inside to the outside, and it is very layered. The process of color gradation is also relatively layered. The red color of the fake bloodstone is generally on a surface, lacking a sense of hierarchy, and the gradual process is also scattered, with obvious signs of fraud.

Through the above introduction, we can gradually avoid the situation of being deceived when purchasing by judging the method of Changhua bloodstone quality, true and false methods, so friends who love Changhua Bloodstone should have a good understanding!

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