How to identify fake goods

Source: Internet
Author: User

After the revolution, Yuan Shikai became the "Temporary President" and then the formal president. At that time, in order to stabilize the political situation in China and develop the national economy, and to prepare for the "constitution" and "Emperor", I decided to "unified currency" throughout the country ". In the three years of the Republic of China, that is, in 1914, the "currency regulations of the Republic of China" were enacted, so a large number of old coins were acquired, yuan Shikai's head pictures and silver coins were cast in Tianjin coin-Building Plant and Wuchang, Guangzhou, Nanjing and other sub-factories according to their specifications and weights. They were widely used across the country and gradually replaced the "Grand Qing silver coins" and other silver coins, this is more than 10 silver coins with the largest circulation, the widest circulation, and the largest storage in history in China (three, eight, nine, and ten years in the Republic of China ).

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Details

The front of the silver coin, with the left-side image in the middle, and the three-year version of the Republic of China for the "three years of the Republic of China ", for the 8, 9, and 10 years of the Republic of China, the "Republic of China * Year" is used. The backend pattern is a pair of overlapping rice ears, and the center is "one circle" and "middle circle" (wujiao), "Angular", "Angular, the following words are listed on the top of each group: "Every two pieces is a circle", "Every one member is a circle", and "every ten pieces is a circle; the series of coins weigh 26.6 grams, 13.3 grams, 5.3 grams, and 2.6 grams respectively. The color is 90.4%, 84.5%, 80.4%, and 82.5% respectively. The outer ring of the coin is mainly a straight edge, there are also a small number of worker and tooth edges.

Among the series of coins, the three, nine, and ten years of the Republic of China are more common, and the eight years of the Republic of China are less. However, in the three-year period of the Republic of China, Yuan Shikai's "signature version" was favored by favorites. One is the English signature version of the Italian plate Maker trial cast by the three-year Tianjin coin factory in the Republic of China, and the other is the signature version of Yuan Shikai's left-side portrait and back-neck position. The above two types (5 types) are sample coins, which have not been officially used in circulation, so there are not many types of books. Currently, the reference prices for these types of books are 15 thousand-30 thousand yuan.

Some Coin friends ask why the real treasure coins have not sold well recently? I think the main reason is that there are too many counterfeit products made by various materials and means in silver coins, especially high-grade silver coins, accounting for more than 90% of them. Especially in recent years, the "rare" fake silver coins made with real silver are not uncommon, but they are "real", clear ", and more" real "than real coins "! Many people are deceived. In addition, due to limited financial resources, a real favorites enthusiast knows that it is a good coin, but due to shame, he can only look at the coins to sigh, this is the main reason why treasure coins cannot sell well. Therefore, the relationship between actual value, "reference price" and price is not static. The so-called "goods buyer" also has some luck components, generally, the auction price is quite high.

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Historical Significance

In the currency collection industry, "Yuan bulou" is known as the silver dollar treasure. It is the most widely spread and most influential silver dollar variety in China, and is also an important role in the reform of currency system in modern China.

In the GuangXu Period, because the provinces cast silver coins, but like the original cast silver, not only the weight and color cannot be unified, but also the quantity is difficult to control. During the outbreak of the revolution, provinces were eager to use the money, not only to process silver coins, but also to cast copper circles, and to issue banknotes and military tickets. The currency system was even more chaotic.

After the establishment of the Republic of China, the central Government had almost no entry, and the financial crisis was very serious. In the short term, the issuance of banknotes is also a good fortune. It is just a representative of the silver dollar and a voucher. Without full preparation and extensive circulation of the silver dollar, it is difficult to establish the banknote credit. At this moment, currency reform is no longer an urgent task-the silver dollar, which was born on this basis, is also the inevitable result of the development of the silver dollar. After many years of casting, coupled with its high reputation, the number of "Yuan Bulu" has increased and the circulation has become wider. Although it is not uncommon, it also has traces. The passage of "Yuan bulou" yinyuan promoted the unification of the silver dollar, and also prepared the conditions for "waste of two yuan to change.

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Identification Method

Due to the increasing recognition from the favorites market, many counterfeits have forged or counterfeited the "yuan bulu" in pursuit of interests ", many collectors are confused for the purpose of "Yuan datamou" and become "great ". Yao Shumin, former deputy director of the China Coin Museum and Deputy Secretary-General of the China Coin society, provided us with some tips to identify the authenticity of "Yuan bulou:

The first method is "knock"

Take two silver coins, hold the center of a silver coin with the fingertip of both hands, and gradually move closer. When the two silver coins overlap about 1/4, so that the two silver coins gently knock on each other's edge, the sound of the real currency is clear, the voice of the counterfeit currency sounds like a wood.
The second method is "blow"

Gently holding the right center of the silver dollar with the index finger and thumb, suddenly blowing the vertical side of the silver dollar, and quickly put it to your ears to listen, really good silver coins long and bright tail sound, other metals or non-sterling silver will not have such a ending sound, such as the market's common lead-filling silver coins, because lead is relatively soft, it is not easy to shake the pronunciation. Nowadays, most counterfeits use computers to make plate and impersonate silver with alloy materials. Their colors and text pictures may be messy, but because they are not silver, their pronunciation is sharp and long, the experts tell the truth.
The third method is "name"

The real currency is usually heavy enough, and the circulation loss is about 26 grams. The color is soft and white, the tone is soft and long, the text map is accurate, and the package is natural. The counterfeit currency is generally not heavy, or the excess leads to overweight, and the color is gray.
The fourth method is chemical analysis.

In the place where there is no pattern, click a small drop of nitric acid, immediately will see the chemical reaction of nitric acid and the metal in the silver coin, the formation of Earth Yellow silver nitrate and other metals compound sediment. Then use the soft cloth material to erase the chemical reaction sediment, and you will still see the silver-white surface. This experiment will not hurt the overall structure of the silver coin, which is easy to use. Because the composition of the metal component of the metal coin is not pure, the color of its chemical reaction agent changes greatly. If it is a counterfeit coin, the authenticity of the silver coin can be determined by the color of the chemical reaction agent.

For example: 1. The Micron Silver Plating Layer of Copper Tube Silver Coins will quickly undergo chemical reaction with nitric acid, and then continue chemical reaction with copper-based materials. After the final chemical reaction is completed, A mixture of light green silver nitrate and copper nitrate. The color of the part after the chemical reaction is wiped. It is not silver or white, but a light yellow copper base material.

2, silver alloy material silver coins do not contain silver alloy material fake silver coins, after chemical analysis with nitric acid, the color of the sediment is turbid white gray material.

3. If the silver coins are made from Tin and lead, the chemical reagents of the metals such as tin nitrate and lead nitrate are white-gray precipitated substances.

The true and false silver coins can be identified by the color of the chemical reaction. Fake silver coins of other materials can be verified by the above three methods.

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