钻石开采商Alrosa发现近3年来最大钻石：232ct钻石原石

       10yue19ri，eluosizuanshikaicaishang alrosa zaieluosi udacnhaya jinboliyanguankaicaichuyikezhongda232ctdezuanshiyuanshi。zheikezuanshichengzhengbamiantijingxing，chicunwei40х39х23mm，daiyouhuangsediao，shigaidiqujin3nianneifaxianzuidadebaoshijizuanshiyuanshi。

       gongsizongcaiyefugenni·agelieyefu(evgeny agureev)biaoshi，zheiyangdachicundebaoshijizuanshifeichanghanjian，zaiqiegeqianhaijiangjinxinggengshenrudefenxihepinggu。2016nian，alrosa cengzai nyurbinsk kuangqukaicaichu2kechaoguo200ctdezuanshiyuanshi，fenbiezhong241.21cthe214.65ct；2019nian1yue，alrosa haicengyu udachnaya faxianyikezhongda191.46ctdezuanshiyuanshi。

       udachnaya jinboliyanguanshuyueluosisahagongheguo（yakutia）xibude daldyn-alakit kuangqu，wei1955nianfaxiandelutiankuang，shiquanqiuzuidayuanshengjingangshikuangzhiyi，touchanzhijinyichuchanshubaikedachicunzuanshiyuanshi。2019nian1yuezhi9yue，gaidiquleijichuchanzuanshi238.5wankela。

       aerluoshagongsi2018nianeluosiguoneijingangshichanliangwei4300wankela，zhanshijiezongchanliangde27%。gaigongsichanliangbiqizuidajingzhengduishoudebiersigongsichanlianggaochu18%。