红宝石的分级标准

　　hongbaoshidefenjibiaozhunzhuyaoshiyiju1the4c：jitoumingdu(transparency)、yanse(colour)、jingdu(clarity)、qiegong(cut)、kelazhongliang。

　　一、透明度：是指宝石允许可见光透过的程度。

　　zaihongbaoshiderouyanjiandingzhong，yibanjiangtoumingdufenwei：touming、yatouming、bantouming、yabantouming、butoumingwugejibie。

　　1.透明

　　nengyunxujuedabufenguangtouguo，danggezhebaoshiguanchaqihoumiandewutishi，keyikandaoqingxidelunkuohexijie。

　　2.亚透明

　　nengyunxujiaoduodeguangtouguo，danggezhebaoshiguanchaqihoumiandewutishi，keyikandaowutidelunkuo，danxijiemohu。

　　3.半透明

　　nengyunxubufenguangtouguo，danggezhebaoshiguanchaqihoumiandewutishi，jinnengkandaowutidelunkuoyinying，kanbudaoxijie。

　　4.亚半透明

　　jinzaibaoshidebianyuanlengjiaochukeyoushaoliangdeguangtouguo，dangezhebaoshiyiwufakanqingqihoumiandewuti。

　　5.不透明

　　jibenshangbuyunxuguangtouguo，guangxianbeiwutiquanbuxishouhuofanshe。

　　二、颜色：是指宝石在自然光下所呈现的色彩。

　　yanse：shizhibaoshizaiziranguangxiasuochengxiandesecai。youyuguangyuanhuiduihonglanbaoshideyansechanshenghendadeyingxiang，yinciduihonglanbaoshifenjideguanchafangfamingqueyaoqiuruxia：

　　1.jiangbaoshizhiyubaisebeijingxia;

　　2.congbaoshitaimianjinxingguancha;

　　3.zaiziranguangxiaguanchahongbaoshi。tongchanghongbaoshisecaiyuechunzheng、yuenongyan，pinzhiyuegao，jiazhiyejiuyuegao。zaizongheyingxianghonglanbaoshiyansedegezhongyinsuzhihou，womenfenbiejianghonglanbaoshifenchengwugejibie，qizhonghongbaoshifenweishenhongse、hongse、zhongdenghongse、qianhongse、danhongsewuji。xiaofeizhezhixuduibihongbaoshidewugejibie，jiukeyiduihongbaoshideyansejinxingjiandandefenji。zaijinxingyansefenjishi，xuyaokaolvyansefenbujunyunchengdu、fanhuo(qiegongzaochengdeneifansheguang)duihongbaoshiyansefenjideyingxiang，tongchangtamenkeyishihonglanbaoshideyansedengjishangshenghuozhexiajiangyigeyaji。

　　三、净度：是指宝石中所含内含物的多少。

　　jingdu：shizhibaoshizhongsuohanneihanwudeduoshao。honglanbaoshilimiantongchanghuihanyouyidingshuliangdeneihanwu，neihanwudedaxiao、shuliang、xianmingchengdu、weizhiduihonglanbaoshijiazhiyouzhezhongyaoyingxiang。 　　zairouyanguanchaxia，jianghonglanbaoshidejibiefenchengwuji，jianhonglanbaoshijingdufenjibiao。

　　红蓝宝石净度分级表

　　jibie jingdu guanchaxianxiang

　　yiji jinanjian rouyanxiajinanjianbaoshineibuyouneihanwu，jinouerkejianxixiaodezhenzhuangkuangwu yibanzaitingbujinanjiandeweizhi

　　erji nanjian rouyanxiananjianbaoshineibuyouneihanwu，yibanweiwusehuoyubaoshiyansexiangjindeqitakuangwu yibanzaitaimianbianyuanjinanjianhuotingbunanjiandeweizhi

　　sanji kejian rouyanxiakejianbaoshineibuneihanwu，yibanweijiaodadewusehuoyubaoshiyansexiangjindeqitakuangwu yibanzaitaimianbianyuannanjianhuotingbukejiandeweizhi

　　siji yijian rouyanxiayijianbaoshineibuneihanwu，yibanweijiaoxiaodeliexihuozheyanseyubaoshibutongdeqitakuangwu yibanzaitaimiankejianhuotingbuyijiandeweizhi

　　wuji jiyijian rouyanxiajiyijianbaoshineibuneihanwu，yibanweidadeliexihuojiaodadeqitakuangwu chuxianzaibaoshineibugegeweizhi。

　　四、切工：包括切磨的定向、类型、比例、对称、抛光程度等。

　　qiegong：baokuoqiemodedingxiang、leixing、bili、duicheng、paoguangchengdudeng。honglanbaoshidekuangwujingti qiemodedingxiang：honglanbaoshidekuangwu

　　jingtiyibanchengtongzhuang、zhuzhuanghebanzhuang，rushangtusuoshi。bahonglanbaoshidekuangwujingtishuzhifangxiangchengweiczhou，jiasheyikekemianbaoshikeyiqiegechengkemianxhekemianz，qizhongxdetaimianshichuizhiyuczhoude，zdetaimianpingxingyuczhou，congyoutuzhongwomenjiukeyikanchukemianxhekemianzdequbie：kemianzmingxianjuyouersexing。yinciwomenzaiqiemoyuanshideshihouyaojinliangshibaoshidetaimianchuizhiyuczhou，yinweibujuersexingdebaoshijiazhiyaomingxiangaoyuyouersexingdebaoshi。

　　qiegongdeleixing：honglanbaoshideqiegongbaokuokemianxingbaoshihesumianxingbaoshi，qijibenxingzhuangjianxiatu。jiaodakelidehonglanbaoshiyibancaiyongdeshihunheqiegong，tongchangtadeguanbushicaiyongmingliangxingqiegong，shibaoshichengxianchumirendefanhuo，tingbucaiyongtixingqiegong，zaishibaoshibaozhongdetongshihuodegenghaodeyanse。

　　qiegongdebiliheduicheng：honglanbaoshideyanseshiqijiazhidetixian，weiledadaoxianyandesecai，honglanbaoshideqiemojiaodubingmeiyouyigedingxingdeshuofa，danshiyixiajidianwentiquehuiduihonglanbaoshiqiegongdebiliheduichengzaochengbuxiaodefumianyingxiang：henmingxiandebuduicheng：suiranshuohonglanbaoshidebuduichengxingshibukebimiande，danshihenmingxiandebuduichenghuishihonglanbaoshideliangguangshoudaoyanzhongdeyingxiang。

　　dijianpianxin：kemianyanzhongpianlizhongxinhuiyingxiangguangxiancongtingbujunyundefanshechulai，yehuiduihonglanbaoshidefanhuochanshengbulideyingxiang。

　　tingbuguoshen：yixieyansejiaoqiandekemianhonglanbaoshidetingbutongchanghuibeiqiegedebijiaoshen，yibianjiashenbaoshideyanse，zheishikeyilijiede。danshi，yixieyansejiaoshendebaoshiweilebaozhongyecaiquzheizhongqiegefangshi，queduiyansechanshenglejiaodadeyingxiang，erqiezaidaduoshudeqingkuangxiabaoshidejiagehaishiyiqizhongliangchengyimeikeladanjialaijisuande，suoyigoumaishizaikaolvbaoshijiagedetongshiyeyinggaikaolvyixiatamendetingshen。

　　tingbuguobo：guobodetingbu，huishiguangxianjinrubaoshihou，bunengfanshechulai，congerxingchengjiaodadechuangkouqu，yejiushitongchangsuoshuode“louguang”，yehuiduihonglanbaoshidejiazhichanshengjiaodadeyingxiang。

　　paoguangchengdu：paoguangchengdudehaohuaiyingxianghonglanbaoshideguangzehefanhuo，yinciqiyeshiqiegongpingjiabukehuoquedeyinsu。

　　五、克拉重量：是指宝石的重量。

　　kelazhongliang：shizhibaoshidezhonglianghonglanbaoshizaitongdengpinzhidetiaojianxia，zhongliangyuedajiageyuegao，youqishi1kelayishangdeyouzhihonglanbaoshidejiagegengshiyijihejishudizeng。changjianhonglanbaoshikemiandedaxiaoyuzhongliangduiyingbiaoliechulechangjianhonglanbaoshikemiandedaxiaoyuzhongliangdeduiyingguanxi。

　　红宝石重量估算公式

　　yuanxing zhijing2×gao×4.00×0.0018

　　tuoyuanxing zhijing2×gao×4.00×0.0020(zhijing：zhang、kuanpingjunzhi)

　　fangxinghunhexing zhijing2×gao×4.00×0.0018(zhijing：chuizhi、shuipingheduijiaoxianpingjunzhi)

　　zhangxinghunhexing pingjunkuandu2×gao×4.00×0.0022(zhijing：zhang、kuanpingjunzhi)

　　zhengfangzumulvxing zhijing2×gao×4.00×0.0023

　　zhangfangzumulvxing zhijing2×gao×4.00×0.0025

　　fangxing pingjunkuandu2×gao×4.00×0.0024

　　shuidixing zhijing2×gao×4.00×0.0018

　　mayanxing zhijing2×gao×4.00×0.0017

　　xinxing zhijing2×gao×4.00×0.0021

　　zhuyi：yishanggongshishijianlizaiyaozhongdenghoudu，tingbubutuchu，duichengxingjiaohaodejichushangde。jiaohoudeyaokenengxuyaoyigeda10%dexiuzheng(xiuzhengzhongliang=yuanshizhongliang+yuanshizhongliang×10%)，tuchudetingbukenengxuyao18%dexiuzheng，buduichengdewaixingkenengxuyao10%dexiuzheng。