详解GIA钻石证书上的钻石净度特征绘图

 　　nihuoxuyijinglejiezuanshi4c(yanse，jingdu，qiegonghekelazhongliang)duiyumiaoshuzuanshipinzhihejuedingzuanshijiazhidezhongyaoxing。nihuoxuyezhidaoyifenyoudulijiandingjigou，lirugiachujudezuanshijiandingzhengshu，keyizuiyouxiaodiquebaonihuodegongzhengdezuanshipinzhipinggu。raner，chu4cbiaozhunyiwai，zuanshijiandingzhengshuhaibaohanxuduoguanyuzuanshidexiangxixinxi。jintian，womenjiangweinijiedugiazuanshijiandingzhengshuhegiacaisezuanshijiandingzhengshushangdezuanshijingdutezhenghuitu，bangzhunigengqingchulijiezheixiezhengshujiujingruhemiaoshujiandingguochengzhongneixiezhongyaodejingdutezheng。

　　什么是净度特征绘图?

　　jingdutezhenghuitumiaohuilezuanshidejingdutezheng，qizhongbaokuozuanshidebiaomiantezhengheneibutezheng(neihanwu)。citubiaoshidzhizchengsezuanshihecaizuanjiandingzhengshuzhongdezhongyaozuchengbufen。tajilulezuanshidedangqianzhuangtai，bingweizuanshijingdufenjitigonglilunzhichi。jianyumeikezuanshidetezhengtujunyousuochayi，qiyekezuoweiyizhongshibiezuanshidefangfa。

　　净度特征绘图是怎样的?

　　tezhengtudexingzhuanghekemianpailiefangshiyuzuanshixiangtonghuoxiangsi，yibianyunilejieguanjiantezhengzaizuanshishangdefenbuqingkuang。ciwai，jingdutubaohanzuanshiliangzhongshitu：guanbutu(congzhengmianguancha)hedibutu(congdibuguancha)。nikeyiguanchadaozheiliangzhongshituzhijianshiruhexianghuduiyingde。

　　图表包含了哪些净度特征?

　　zaihuizhijingdutezhengtushi，meizhongleixingjingdutezhengshiyongyizhongtedingdeyanselaibiaoshi。zheixieyansehebiaojijianghuibangzhunishibietezhengdezhonglei。

　　· hongse：biaoshidaduoshuneihanwu

　　· hongsejialvse：yiqishiyonglaibiaoshidonghen，neiaotianranmian，jiejing，aoshiguanheleishedong

　　· lvse：biaoshitianranmian

　　· heise：biaoshiewaikemian

　　以下是绘图中常见的特征以及相应的符号：

　　· leishedong

　　· hanjing

　　· zhenzhuangwu

　　· zhendian

　　· yunzhuangwu

　　· shuangjingwang

　　· jiejing

　　· yuliewen

　　· quekou

　　· donghen

　　· yuhen

　　· aoshiguan

　　· neiaotianranmian

　　· tianranmian

　　· ewaikemian

　　yixiefenbujiaoguanghuojiaoqingwei，huobuzuyiyingxiangjingdudengjihuoyongyubianshizuanshidejingdutezheng，tongchangbuhuibeihuizhirugiazhengshuzhong。buguotamenyekenenghuizai“pinglun”lanzhongbeibiaozhuchulai。gengduotushikecankao《zuanshiderengongchulijiqiyingxiang》he《zuanshineihanwudingyi》。

　　特征图是如何绘制的?

　　shouxian，zuanshihuijingbaoshizhuanyongdecashibuqingjie，suihouhuixuanchuyuqixingzhuangheqiemofangshiduiyinghuozuixiangjindekemiantu。zaibaoshixianweijingxia，jiandingshiyunyongxitongfangfajiancezuanshi，zhaodaobingshibiechujingdutezheng，bingyiju10beifangdajingzhongdetuxiang，anbilihuachuzheixiejingdutezhengdazhidexingzhuangheweizhi。

　　jiandingguochengzhongshibiechudetezhengxijieyijiqitashuju，weizuanshiliuxialeyifenyonghengdejilu，zheixiejilujunbaocunzaigiadequanqiushujukuzhongyibeihouyong。

、

　　giazuanshijiandingjingjianbanzhengshu

　　duiyuweifuyoujingdutezhenghuitudezuanshizhengshu，lirugiazuanshijiandingjingjianbanzhengshu®hedianzibanzuanshizhengshu，giacaiyongtongyangdebiaozhunhezhunzelaifenjijingdu，baokuoduodasigezhongyaodejingdutezhenghuibeiliechuyizhichiqidengjidepanding。zuanshideleishebianmahuoshumatuxianghuifuzaizhengshuzhong，yibangzhunibianshigaizuanshi 。

　　如何阅读特征绘图?

　　yutezhenghuituyiqi，nihuijiandao“fuhaoshuoming”xiayouyishidangyansebiaomingdezuanshitezheng。zheixietezhengyiqiduiyujingdufenjidezhongyaoxingjinxingpaixu。ruguozuanshihanyouleishedong，zecitezhenghuibeipaizaidiyiweiyishitixing。

　　净度特征排序表：

　　1. leishedong(ruguohanyou)

　　2. juedingdengjideneihanwu

　　3. 其他内含物

　　4. 天然面

　　5. 额外刻面

　　tongguobenpianjingdutezhenghuituzhinan，nikeyigenghaodilejiezuanshidejingdufenjitezheng。