有简单的口诀:掂重量,看色泽,审音韵、折软硬、用酸点。具体归纳为以下6点:1.用手折弯时质软,易弯不断,用手一拉易直,用较硬的东西划一下会有痕迹。2.抛在地板上发出“噗嗒”之声,假的声音尖亮,且比真金跳得高。3.真的色深黄,过分红为伪金,浅色为银质,铝质等混合金。4.相同体积,真的较重,假的较轻。5.真的遇急火不变色,假的不耐火,变成黑紫色,不光亮。 There are simple formulas: 掂 weight, look at color, tone rhyme, soft and hard, with acid point. Specifically summarized in the following 6 points: 1. Soft hand when bending soft, easy to bend, hand straight and easy to draw, with something harder to draw a trace there will be. 2. Toss on the floor to issue a “puff” sound, false sound sharp, and higher than the real gold jump. 3. True color dark yellow, excessive red for the fake gold, light silver, aluminum and other mixed gold. 4. The same volume, really heavy, fake lighter. 5. Really meet emergency fire does not change color, fake impatience, into a dark purple, not bright.