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第359章 仿制品?

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最新网址:m.ltxsdz.com

在中国,素有四大名琴的传说。最新地址ltxsba.pw

古琴的历史悠久,许多名琴都有文字可考,而且具有美妙的琴名与神奇的传说。其中最著名的就是齐桓公的号钟、楚庄王的绕梁、司马相如的绿绮和蔡邕的焦尾。不过,由于年代太久远了,在大家的认知之中,四大名琴应该已经经受不住岁月的摧残,最终化成了尘埃。

毕竟,四大名琴之中,最年轻的焦尾琴,距今也有将近两千年的历史。这么漫长的一段时间,就好像人有生老病死一样,古琴也是有生命的,只要年限一到,根本不用外力的破坏,琴身自然就会朽化消逝。

然而,这个时候,众人的眼前却出现了一张疑是焦尾的古琴,叫他们怎么不激动万分,哪怕心里已经觉得,这琴有九成九的可能性是仿制品。但是何尝不怀着一丝希望,希望这个就是名传千古,流芳百世的焦尾名琴呢。

这个时候,几个人就站在边上旁观,却没人上去打量了。

不是不想,而是害怕知道了最终结果,会让他们失望。人总是这样,对一件东西期望太高的时候,很容易患得患失。

就在这时,俞飞白走了出来,把琴身微扶起来,偏头问道:“张老,一般来说,怎么鉴定古琴的真伪?”

“当然是看断纹和款刻。”张老沉吟道:“其实,也要先看样式的。”

“没错,古琴的样式繁多,根据不完全统计,大约有五十多种。以伏羲、神农、仲尼、灵机、蕉叶、落霞等形制比较出名。”

白老眯着眼睛道:“在琴的式样中,有的式样出现较晚,就好比现在比较流行的仲尼式古琴。一般来说,看名字就知道是孔子所创,应该是在春秋战国时期就盛行一时了。实际上却不是,那是到了晚唐,孔子又被儒家作为道统的代表加以推崇之后。古琴的仲尼式才逐渐时兴起来,才在两宋成为流行的款式。”

“相传,蔡邕制琴,自成一家,特别是焦尾琴名扬天下之后,后人就把焦尾琴的样式加以发展起来,形成了一种古琴的样式。”

这个时候,秦老摸着稀疏的胡子。有几分不确定道:“按理来说,如果这真是焦尾琴,那么应该是最初的样式。问题在于,你们谁对古琴样式比较有研究?”

听到这话,大家面面相觑,然后纷纷摇头。

“算了,还是看断纹和款刻吧。”

适时,张老沉思道:“古人斫琴的时候,先用生漆调鹿角霜。刷染琴坯上,然后再在表面刷一层大漆。时间久了,漆胎就会发生变化。产生了断纹。一般来说,往往是先有大断纹,然后才在大断纹的周围出现细如牛毛状的小断纹。”

“这琴就是这样,通体都是大断纹。”

俞飞白摸了摸琴面,然后有些迟疑道:“不过,大断纹的旁边,不是细如牛毛的小断纹,而是好像龟裂的痕迹。”

“龟裂就对了,古琴以龟纹断最为名贵。琴家常有千年难买龟背断之说。”

白老补充道:“其次则为梅花纹,然后是蛇腹断和流水断。现在流传下来的唐琴,一般是大小蛇腹断而已。至于龟纹断和梅花纹,只在史料上有过记载。所以一些专家学者认为,千年唐琴才有蛇腹断。那么至少在千年以上的古琴,才会有梅花纹和龟纹断。”

“那就是说,这琴……”俞飞白惊喜交集起来。

“先别急,我的话还没说完呢。”

然而,白老话锋忽然一变。来了个转折:“断纹只是大致的依据,也不能轻易的下结论。因为断纹不仅与年代有关,还与材质和工艺有关。材质不同,以及漆胎的工艺差异,也使得古琴出现断纹所需的时间截然不同。”

“我记得有些明代的古琴,距今已经超过四百多年历史了,琴面上依然清亮雅致,没有丝毫的断纹。但是,有些民国制作的古琴,才几十年的时间而已,就有断纹的存在了。”

白老摇了摇头,带着几分鄙夷道:“几十年出现断纹的,肯定是使用比较薄的瓦灰胎,起断纹后往往容易成片剥落,很难修理,这类琴没有多少收藏价值。只有使用纯鹿角霜胎,自然形成的断纹,才是珍贵的古琴。”

“注意了,是自然形成的古琴。”

这个时候,张老提醒道:“伪制断纹的方法在古代就有了,比如说用猛火烘烤,再以冰雪刺激,使琴面漆胎进裂。或者以蛋白渗入灰中刷漆,做成琴后用锅蒸,然后风干,慢慢的就出现断纹了。当然,也有图省事的,干脆直接用刀子在琴面上刻画断纹,再加以修饰……”

“不过,伪造的断纹再巧妙,总会有些破绽的。”

犹豫了下,张老终于亲自参与进来,微微弯身,手指轻指琴面道:“伪造的断纹无论是经过冷热催化,或者刀刻加工,纹理肯定显得死板,不够自然。然而,真的断纹纹形流畅,纹尾自然消失,纹峰如剑刃状,很难仿冒。”

“最重要的是,一张琴长一米左右,又分琴面和琴背。整体来说,面积算是比较宽广了。由于存放的环境,或者气候变化,髹漆工艺等等原因。一张琴上的断纹,不可能全部一致。大断纹是主体,龟纹断是特征,还要注意观察细节……”

说话之间,张老把古琴抱起来,仔细打量琴身的侧面。这是常人比较容易忽略的角落,也是最容易鉴别断纹真伪的地方。

“姜还是老的辣!”

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