怎么分辨银器,纯银会掉色吗

2025-03-29 04:18:50
推荐回答(5个)
回答(1):

(1)看颜色:纯度愈高,银色愈洁白,面档细腻均匀发亮,有润色。如果含铅质,面档发出潮花带有青灰色;如含铜质,面档出现粗糙及烂心,有干燥感。被氧化了的白银尽管表面有“黑锈”,但其色泽黑而呈光亮铅、锡、白铜则没有光泽,其色发暮。因现在的银饰品为了色泽保留时间长,都进行了表面防氧化处理,因此也有判断不准确的时候。

(2)掂重量:白银密度较一般常见金属略大,一般地讲:“铝质轻、银质重、铜质不轻又不重。”因而掂掂重量可对其是否为白银作出初步判断。若饰品体积较大而重量较轻,则可初步判断该饰品系其它金属。不过,现在的伪造口很少用铝、锡和铅的,大部分用白铜。

(3)查硬度:白银硬度较铜低,而较铅、锡大,故用大头针稍用力划实物的表面进行测试,如针头打滑,表面很难留下痕迹,则可判定为铜质饰品;如为铅锡质地,则痕迹很明显、突出;如实物留有痕迹而又不太明显,便可初步判定为白银饰品。纯白银饰品用手拉,折就能使之变形,需要一定的经验才能判断准确。

(4)听声韵:饰品如为高成色白银,则掷地有声无韵,无弹力,声响为“卟哒卟哒”。成色越低,声音越低,声音越尖越高而带韵;若为铜质,其声更高且尖,韵声急促而短;若为铅、锡质地,则掷地声音沉闷、短促,无弹力。这是民间的传统说法。

还可以拿着银器在白墙上划,有像铅笔划出的痕迹就是真银。

纯银不会掉色,但是会被氧化,收藏的银器必须放在通风干燥的地方。尽量不与硫等化学品接触,稍微氧化了的银器可以用擦银布擦一下,严重的就用洗银水洗了,

回答(2):

纯银不会掉色,但是会氧化。
分辨纯银的方法:

1、看标示:

按照国家规定银首饰的含银量一定要准确标明,消费者购买时应验看首饰上是否有关于纯度的标示S925,Ag925(时尚类多见),或S990,Ag990(传统手镯童锁)。如果没有标示,基本可以断定是普通金属。

2、看颜色:

银首饰多为微微带黄的银白色,有润色。

3、看价格:

目前上海黄金交易所白银的价格大概是多少,这还没加采购成本,工艺费用等等,如果价格低的离谱,肯定是纯度不够或是假货。

回答(3):

你好,常人一般很难分辨银器是镀银还是纯银,要经过设备检测才知道,纯银不会掉色,只会表面氧化变黄变黑,用擦拭布擦一遍或者用洗银水就能恢复原来的亮白,中山古镇珍爱银饰店为你解答!

回答(4):

不会掉色,会被氧化变色

回答(5):

纯银掉黑颜色正常吗

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