钻石分类是什么？钻石的分类有哪些方面

       根据形状分类

       zuanshikeshiyouhenduozhongxingzhuangde，yuanxing、zhengfangxing、mayanxing、shuidixing、zumulvxing、tuoyuanxing、ganlanxing、sanjiaoxing、xinxingdeng，butongxingzhuangdezuanshihuitixianbuyiyangdefengge，jiagefangmianyehuiyouyidingqubie。

       根据颜色分类

       1、changjianwusezuanshi

       wusezuanshijiushiwomenzaishangchangzhongjingchangkandaodeneizhong，wuse、jinhuwusehuozheweiweifanhuang，zheizhongleixingdezuanshiyanseyueshenjiazhiyuedi。

       2、caisezuanshi

       caisezuanshizaipingshibingbuchangjian，caisezuanshidexingchengyuanyindadoushishizuanshineibufashengbianhuadaozhizuanshichuxianleyanse，chuwusezuanshizhiwai，qitayouyansedezuanshitongchengweicaizuan。caisezuanshideyanseyouhenduo，biruhongzuan、fenzuan、huangzuan、lanzuan、lvzuan、heizuan、zizuan、chengzuan、hesezuandeng。

       根据形成方式分类

       1、tianranxingchengzuanshi

       cuicandezuanshishizaidiqiushenbujingguoqianwannian、yiniandegaowengaoyahuanjingxiacaixingchengde，shiyizhongtianrankuangwu。zuanshishidaziranciyurenleizuimeilidebaowu。renleiwenmingsuiyoujiqianniandelishi，danrenmenfaxianhechuburenshizuanshiquezhiyoujibainian，erzhenzhengjiekaizuanshiaomideshijianzegengduan。

       2、rengongpeiyuzuanshi

       suizhekejidefazhan，renmenkeyiyongyike“zuanshizhongzi”peiyuchugengdadezanshi，beichengweirenzaozuanshi。muqianquanshijieyouliangzhongrengongpeiyuzuanshidefangfa，fenbieshi：gaowengaoyafaheqixiangchendianfa。zheiliangzhongzuanshideshengchanfangfabutong，dechulaidechanpindoushiyiyangde，beichengweisythetic diamondrengongpeiyuzuanshi。

       根据钻石级别分类

       zuanshi4cshizaiquanshijietongyongdezuanshidengjihuafenbiaozhun，qineirongbaokuozuanshizhongliang(carat weight)、zuanshiyanse(color)、zuanshijingdu(clarity)hezuanshiqiegong(cut)，meiyige“c”douyoubutongdedengjifenlei。

       1、zuanshizhongliang(carat weight)

       zuanshizhongliangkeyiyouhenduozhongfenlei，qidanweishikela（ct），1keladengyu0.2ke。1kelayoukeyihuafenwei100fen，suanxialai10fenjiushi0.1kela，30fenshi0.3kela，yicileitui。zaiqitatiaojianxiangtongdeqingkuangxia，zuanshizhongliangyuedazheikezuanshidejiazhiyejiuyuegao。

       2、zuanshiyanse(color)

       zheilidezuanshiyanse，zhideshizuanshiyansenongdanchengdu，zaichangjiandewusezuanshizhong，zuanshiyuejiejinwuseyueyoujiazhi。yansejibieyongyingwenzimulaibiaoshi，congdjizuanshikaishidaozjizuanshisediaoyuelaiyueshen，d-fshiwusejibie，g-jshijinwusejibie，kjiyixiadezuanshijibenmeiyoupeidaijiazhi。

       caisezuanshihewusezuanshideyansefenleibutong。caizuanyansegenjuqisecai、sedu、sediaolaifenlei，zhuanyeshanghuafenweiwei（faint）、hendan（very light）、dan（light）、dancai （fancy light）、cai（fancy）、nongcai（fancy intense）、ancai（fancy dark）、shencai（fancy deep）、yancai（fancy vivid），congweidaoyancaidengjizhujianshenggao。biruhuangzuan，neimeyansejiushicongweihuangdaoyancaihuang，erhongsezeshiweihongdaoyancaihong。

       3、zuanshijingdu(clarity)

       zuanshijingduyejiushizuanshideganjingchengdu，zhuanyerenyuangenjuzuanshineiwaixiacideshuliang、zhongleihefenbuqingkuangjinxingfenlei。zaishibeifangdajingxiakandaodezuanshixiaciyueduojiazhiyuedi。anzhaojingduconggaodaodikefenweifl、 if、vvs（vvs1-vvs2）、vs（vs1-vs2）、si（si1-si2）、i（i1-i3）dengleibie。

       4、zuanshiqiegong(cut)

       congqiegongshangjinxingzuanshifenlei，keyifenweiex、vg、g、fairhepoorwudalei。qizhongexqiegongdezuanshizuixiyouyezuianggui，vgcizhi，yicileituipoorshiqiegongjibiezuidide。

       yishangjiushiwoaizuanshiwangcongjibie、yanse、xingchengfangshidenggegefangmianweininjiedadezuanshifenleiqingkuang，woaizuanshiwangweinintigonggegedengji、yansedetianranzuanshi，guanzhuwoaizuanshiwanglejiegengduozuanshizhishi。