全球第5大黑钻在迪拜展出

      quanqiudi5daheizuan「karloff noir」yu2015nian12yuezhongxunkaishizaidibaide karloff paris zhubaodianzhanchu，zheikeyuanxingqiegeheizuanzhongda88ct，anteweipu hrd zuanshirenzhengjigoujiandingqiyanseweitianranheise（naturally black-coloured），bingyinguangxuexiaoyingdaiyouduozhongfusediao。

  ;    1917nian，renmenzaixiboliya（siberia）faxianlezheikeheizuandeyuanshi，weiqiegeshizhongda421ct。zaiqiegecheng88ctdeyuanzuanhou，zheikezuanshibeieguoshengbidebaodeguizu korloff sapojnikoff jiazuhuode，bingmingmingwei「karloff noir」zuanshi，「noir」zaifayuzhongshi「heise」deyisi。

      20shijieguogemingtuifanleyuanyoudeshahuangheguizutongzhi，zheikeheizuanbeianteweipudezuanshiqiegeshanghuode，zhanzhuanliurushichang。1978nian，faguoren daniel paillasseur goudelezheikeheizuan，bingzaitongnianchuanglile「karloff paris」zhubaopinpai，jiangzheikeheizuanzuoweigongsizuizhongyaodexiangzheng，bingweiqigoumaile3700wanmeiyuanbaoxian。

      「heizuanshi」（carbonado）shiyoujingangshi、shimohewudingxingtangongtongzuchengdeduojingjiegouzuanshi，ziranyanseweiheisehuoanhuise，yinqiteshudeduojingjiegouzuaileguangxiandefanshe，erchengheisehuohuise，muqianjinzaiyuzhongfeigongheguohebaxichongjikuangchuangzhongyoutianranheizuanchanchu。

niuyueshibaobaodaokaicaizidixiatiede4qiankeshiliushiyuanshi「subway garnet」

      niuyueshibaozaishangyuefabuyipianbaodaozhong，jiangshulefaxianzimanhadundixiadaodeshiliushi──「subway garnet」degushi，zheikezhongda4000kedeshiliushiyuanshirujinshouzangyumeiguoziranlishibowuguannei。

      zheikebaoshifaxianyu1885nian8yue，youshigonggongrenzaimanhadundi35jie（35th street）ditiejianshedewajueguochengzhongfaxian。zheikeyuanshishiyigewanzhengdesijiaosanbamiantijingti，qiebiaomianguanghuaganjing、wuqiyukuangwufuzhe，zhijingda15cm，zhongchaoguo4kg。youyufaxianyuditiegongdi，yincibeimingmingwei「subway garnet」。

      jubaoshixuejiajianding，zheikehongzongsediaodeshiliushiyouzhe4.3yiniandedizhilishi，shishaojiandedakedanjingshiliushiyuanshi。meiguoziranlishibowuguanxuanchengtashimeiguoqijinfaxianguofayuzuilianghao、jingtixingzhuangzuiwanzhengdeshiliushiyuanshi。

      zheikeshiliushihaiyouyigebiemingwei「kunz garnet」，laiyuanyuyiduanyouqudechuanshuo──jushuo，zheikeshiliushiwachulaihoubeidiuqizaigongdibian，yiweimingjiao william niven debaoshishangqiaqiaojingguoshigongxianchang，jianzoulezheikeshiliushi，suihouyi100meiyuanmaijilemeiguobaoshikuangwuxuezhuanjia george f. kunz；zaigushidelingyigebanbenzhong，george f. kunz xuanchengshitazijifaxianlezheikeshiliushiyuanshi。

      「subway garnet」houlaibeiniuyuekuangwuxuejulebu（ new york mineralogical club）shouzang，1968nianchengweimeiguoziranlishibowuguandeguanzang，cunfangyu「diqiuyuxingxingkexuebumen」 （department of earth and planetary sciences），qijinshangweigongkaizhanshiguo，renmenzhinengcongzhaopianhebaodaozhonglejietadegushi。