GIA彩色钻石、彩色宝石及珍珠的鉴定

　　suiranjuedaduoshudezuanshideyansedengjidouzaid(wuse)zhiz(danhuanghuodanhese)zhinei，danoueryeyoutianranzuanshichengxianlanse、zongse、fenhongse、shenhuangse、shenzhishilvse。jianyuxingchengcaisezuanshidedizhitiaojianjiweiteshu，suoyicaisezuanshishifenxiyou，gengxianzhengui。yuwusehejiejinwusedezuanshibutong，duicaisezuanshijinxingliangzeduhuohuocaidejiandingjiaoshao，duoshushizhenduisecainongdujinxingdepinggu。yanseyueshen，yuexianming，jiazhiyuegao，fanzhi，jiazhiyuedi。

　　giatongguosecai、sediaohebaohedulaimiaoshuzuanshideyanse。secaishizhizuanshidetezhengyanse;sediaoshizhiyansedexiangduiliangduhuoandu;erbaohedushizhiyansedeshenduheqiangdu。caisezuanshidengjijiandingshihuizaigaodukekongdeguancetiaojianxiajinxingyanseduibi，cong27gesecaizhongxuanzeyige，ranhoucaiyongzhuanyeshuyulaimiaoshusediaohebaohedu，zhuru：“dancai”、“nongcai”he“yancai”deng。giakaifadeyansetixiyizaiquanqiuguangfanshiyong。

　　giatigongliangzhongzhenduicaisezuanshidejiandingzhengshu。giacaisezuanshijiandingzhengshu，qizhongsuobaokuode4cbiaozhunquanmianxinxiyugiazuanshijiandingzhengshuzhongdexiangtong，dangiacaisezuanshiyansechengyinjiandingzhengshu(yechengyansechengyinzhengshu)jinxianyuyansedengjijiandingjiyansechengyin(tianranhuorengongchuli)xinxi。

　　珍珠鉴定与分级

　　yibaiduonianlai，zhenzhuyangzhijishudefazhanweishichangdailaibiange，rengongyangzhizhenzhuyijibenshangqudailetianranzhenzhu。

　　zhurujishengchongdengcijiwujinrumouxiezhongleidemuli、yibeihehadetinei，bianhuishengchengtianranzhenzhu。zuoweiyizhongfangyucuoshi，zheixiebeileiruantidongwuhuifenmiwomensuchengweizhenzhuzhideyeti，laibaoguocijiwu。suizheshijiandetuiyi，zhenzhuzhihuixingchengtianranzhenzhu。rengongyangzhizhenzhuguochengzhong，shitongguowaijiezhiruzhuzihuobeiqiaoxiaolilaixingchengzhenzhude。

　　zhenzhudetianranxingchengshuliangjiaoshao，ertongguorengongyangzhikeyidingqishengcheng，congershidezhenzhuweigengduoxiaofeizherenke、goumai。danzheiyeyinzhiduiyuzhenzhupinzhihejiandingfangshidekunhuo。rengongyangzhizhenzhudeyanse、xingzhuang、daxiaochayifanduo，dengjijiandingyefeichangfuza。

　　yuzhidingzuanshidengjijiandingbiaozhunyiyang，giayechuanglilezhenzhudengjijiandingdebiaozhunheshuyu。giadezhenzhudengjijiandingtixiyu1998niantuichu，gaibiaozhunguidingleruxia7gezhenzhujiazhiyinsu™：daxiao、xingzhuang、yanse、guangze、biaomianpinzhi、zhenzhuzhipinzhihepeidui。

　　彩色宝石鉴定

　　giabujinyinqizhuanyequanweidezuanshidengjijiandingwenming，haitigonggeleicaisebaoshidejiandingfuwu。jingguojishiniandenuli，giajianlilebaohan10wanduogecaisebaoshixinxideshujuku。shiyonggaishujukuhejingmidefenxiyiqi，giadejiandingshiheyanjiurenyuankeyijingquediquedingbaoshidezhonglei，jimouxiecaisebaoshideyuanchandi。ciwai，haihuifenxichubaoshishifouweihechengde、fangpin、huoshijingguogeshirengongchulide。quedingbaoshiyansechengyinshiyixiangfeichangzhongyaodechengxu，jiquedingyanseshitianrande、haishijingguojiagongchulide。

　　giadecaisebaoshijiandingpeibeiduomingdengjijiandingshi，bingcaiyongyuzuanshidengjijiandingyiyangdejiandingchengxu。