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广西壮族自治区平南县今年发现一批黄金半伪品,这在广西还是首例。 这批黄金半伪品共六件,是平南县公安局于今年4月下旬从黄金走私分子手中查获的。经玉林地区人民银行鉴别时发现,将伪金块凿断检查,断口是灰白色粒状物构成,越向中心,灰白色越明显。断口边缘有一层薄薄的黄圈,内层也有少量黄色。将伪金块放水银中检测,比重和纯金一样,表面和断层外圈吸水银较多,内层减少中心处不
Pingnan County, Guangxi Zhuang Autonomous Region this year found a group of gold semi-fake products, which is still the first case in Guangxi. This batch of gold semi-counterfeit goods a total of six, Pingnan County Public Security Bureau in late April this year, the hands of gold smugglers seized. The identification of the People’s Bank of Yulin region found that the fake nuggets to check, the fracture is gray granular composition, the more the center, the more obvious gray. The edge of the fracture has a thin yellow circle, the inner layer also has a small amount of yellow. Pseudo gold blocks will be placed in the detection of mercury, the same proportion and pure gold, the surface and the outer layer of silver absorption more silver, reduce the inner center is not