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| 首页 >> 交流区 >> 论坛主区 >> 珠光宝气 >> 查看帖子 |
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| [IMGA]http://colorlane.com/UploadFile/2006-10/200610112114297854.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112115011809.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112121382861.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112122170517.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112124362522.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112125485148.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112134783257.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112135629246.jpg[/IMGA] 下面的仪器是克拉秤 [IMGA]http://colorlane.com/UploadFile/2006-10/20061011214947005.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112141888289.jpg[/IMGA] 切工的目的是为了将宝石的光学效果发挥到最佳 任何以破坏宝石光学效果的切工都是误导 [IMGA]http://colorlane.com/UploadFile/2006-10/20061011215479143.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112151553701.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112155650068.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/20061011216644388.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112162314044.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112163157209.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/20061011217231526.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112171173122.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/2006101121412082013.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/2006101121413332256.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112184646945.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112185211063.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112191073919.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/200610112191919380.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/2006101121102964723.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/2006101121104246423.jpg[/IMGA] 以猫眼和变色最为罕见 [IMGA]http://colorlane.com/UploadFile/2006-10/2006101121105779390.jpg[/IMGA] [IMGA]http://colorlane.com/UploadFile/2006-10/2006101121111156058.jpg[/IMGA] 只有金绿宝石中具有猫眼效应的可以直接叫猫眼 其他具有猫眼效应的宝石 只能称为 具有猫眼效应的某某宝石 [IMGA]http://colorlane.com/UploadFile/2006-10/2006101121112815520.jpg[/IMGA] 星光宝石是有规律的 比如星光红蓝宝 天然中一般是6根线 发现过12根线的 如果不是6或12根线 必然是假的 [IMGA]http://colorlane.com/UploadFile/2006-10/2006101121113731747.jpg[/IMGA] 某些宝石如果有裂隙 也会在阳光的照射下产生类似的效果 其实是裂隙将阳光折射产生的效果 有点像我们原先玩的三棱镜 [IMGA]http://colorlane.com/UploadFile/2006-10/2006101121115466032.jpg[/IMGA] 变色是最为罕见的效果 除了变石 很多宝石中偶然都会出现在常态下变色的特殊种类 比如 有在常态下三次变色的钻石 这种就属于非常罕见 非常珍贵的宝石了 价格往往是天价 |
| 好象是课件哦. |
桂林工学院珠宝鉴定本科专业 QQ:273231940 http://shop33916471.taobao.com |
辛苦楼猪了 |
| 有图好!易懂. |
| 顶,太长知识了,谢谢楼主 |
玉猫小白 |
| 怎么没人顶啊,好东西,虽然上课的时候都学了,现在再复习一遍又有在学校的感觉了 |
| 学习了!谢谢~~ |
| 好贴!顶 |
| 恩 好贴呀 |
| 长知识了 |
| 我有一块宝石的原石,可惜太大,不能发给大家看,有什么办法吗 |
我就是我,喜欢真实的我! |
| 我头看的好晕 鸟 |
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