The first kind is substitute one thing for another, the metal such as the stannum that use lead pretends to be silver dollar treasure. Because plumbic stannum can present young black in the surface, because gimmick of this kind of cheat is compared,identify easily.


The 2nd kind is outwardly strong and inwardly weak. When mould fake, will cupreous piece is caky in sycee interior, outside fine gold is silver-colored, achieve the goal of mix the false with the genuine. Differ because of specific gravity nevertheless, the volume of false sycee is large and this kind is light, the feel when weigh in hand is heavy is apparently different, the sycee weigh in hand that wants to will be the same as norms only weighs contrast, the show one's true colours that can make.


The 3rd kind is to contain evil intent. Use fill lead method namely, a small hole is dug in bottom of true silver dollar treasure, the fill after taking out in-house silver enters lead, again solder seals mouth of a cave. Differentiate a method: Want careful observation only, the mouth of a cave that can discover bottom solder is sealed can stay have mark of soldering and sealing.


The 4th kind is with be being filled newly old. The person that make a holiday becomes old silver-colored a shoe-shaped gold or silver ingot used as money in feudal China with new silver casting, the high price of conspire old money. Differentiate a method: This kind of false old sycee, including the field such as inscriptions of article of oar, beehive, casting, cannot distinct show at that time the charm of a shoe-shaped gold or silver ingot used as money in feudal China, want to collect commonsensible person somewhat only, can discern.