55. What is the function of red agate?
Agate is a low-grade gem, which is basically timely, because many properties are the same as timely. Rain flower stone also belongs to red agate. Red agate is also a variety of chalcedony in mineralogy. Its colors are varied, and red agate has many functions, which also
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56. Identification method of agate
The rampant fakes in the market are helpless. Although modern technology is developed and there are many jade identification instruments, it is not convenient to use these instruments in the transaction process. Second, it can't solve the problem. The reason is very simple, and it will be limited by the environment. If we judge agate,
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