第九十章 艰难的鉴定(5)
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真品的唐三彩片与片之间之间的间隙有锈蚀的银沁,类似于汉代绿釉陶壶的泛铅现象。龙腾小说ltxsba.com林跃正是要看看有没有这种现象。
在高倍放大镜下,果然看到了片片之间的锈蚀的银沁,很淡,不用高倍放大镜还真看不出来。
看到这里,林跃已经有了预判,能作假做到这种地步真是神人了,不过他也不能掉以轻心,毕竟天外有天人外有人。那么多人在唐三彩上栽了跟头,其中不乏比林跃厉害的人。能让他们上当可见唐三彩的作假已经到了炉火纯青的地步。
所以,绝对不能掉以轻心。
看完釉色,林跃继续小心翼翼的查看胎体。
现在仿制品的制作,一种是采用加工现代三彩工艺品的胎体材料,即纯净的高岭土,没有经过特殊配料加工,烧成后胎体洁白细腻,比较坚硬,杂质少,手感较重,与唐代三彩区别较大。区别的方式就是敲击胎体,赝品的声音比较响亮。
林跃在跟自己的师傅学习瓷器的时候荣乐轩正好有一个真品唐三彩,他特意的敲了敲,那种声音很特别,听过的人永远忘不了。
有了对比,林跃就可以轻易的判断出来唐三彩的真假。
他用手指轻轻的敲击了一下唐三彩仕女的胎体,声音厚重而有力,没有那种响亮的感觉。
不过林跃还是皱起了眉头,虽然声音很像,但是和原来的那个声音还写有些细微的差别,单单是差别在哪他又说不出来,只是有这种感觉。
难道自己的记忆记错了,或者因为长时间鉴定让自己的记忆力衰退了。
林跃微微摇摇头,继续查看其他的吧,发证还没有查看完。
另一种就比较难鉴定了,因为选用的材料也是高岭土,但采用与古代相近的工艺对胎料进行加工,制作者挖空心思,在胎料中加入少量石英粉和其他物质,经过精心配制,烧成后无论从硬度、胎色还是疏密度都与唐代三彩接近,区别开来有一定难度。所以林跃避开了这个,直接去鉴定工艺。
反正只要是假的肯定会露出马脚的。
还不如直接鉴定下去。
第四个是工艺。
一般作假的都是采用与唐代相类似的模制按坯工艺制作,但组合后无论是人物、动物还是器皿都显得笨拙,比例不协调,线条生硬。还有的过于精雕细做,画蛇添足,让人感觉不到唐代三彩的神韵。
还有一点通常情况下唐三彩人物俑凡是没有衣物遮住的皮肤均不施釉,如人物的脸部、颈部、手部,一般采用彩绘。头发、眉毛、眼睛、胡须、巾帽等用黑色,口-唇和面颊用朱红。人物的五官、须眉描绘的细致入微。这些彩绘历经千年颜色已经变淡变薄,且渗入胎体。仿制品的彩绘颜色鲜艳清晰,看上去比较浮,勾画的线条不干净利落,人物表情显得呆滞,所用笔法描绘的往往不到位,与真品有一定的差别。
这些特点都成了林跃鉴定的有力着手点。
不过一一排查特征的林跃很快发现不对劲的地方,眉头不禁紧皱了起来。
这个仕女的身体表面太光滑了,光滑的让人以为是天然形成的。
一般唐三彩都不会这么光滑的,许多都留有唐代工匠的指印。这是因为人物多为分段制模,用手按坯,用陶泥粘接,然后装模的时候收音还会留在上面,即使施釉也会有印痕。
可是眼前的这个唐三彩为什么没有呢?
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