坦桑石什么颜色最好?坦桑石分级

 　　tansangshiyinqimideyanse，shidehenshourenmendexiai。shuoqitansangshideyanse，zaizairenmendeyinxiangzhong，tansangshishiyizhongyouzhenongyulansesediaodemeilibaoshi，shenzhihenduorennongbuqingtansangshihelanbaoshidequbie，neime，tansangshidouyounaxieyanseni?tadeyanseshiruhefendengjideni?

　　yanseshiyigezhongyaoqufentansangshijibiedeyinsu，tansangshideyansefenchenglianggexilie：lansexi(vb)helanzisexi(bv)。gumingsiyi，lansexiyilanseweizhu，keyiweidaiyixiezisediao，lanzisexizelanse、zisejunmingxian。zaishichangzhong，zheilianggesexizhijiandedengjimeiyouqubie，zhiyaozaibensexizhongyanseyuenongyu，jiazhiyuegao;ranerzailingshoushichang，youyuhenduoxiaofeizhetansangshizuoweilanbaodetidaiwu，lansexidetansangshigengshouhuanying，jiageyuegui。congshangmiandejibielaikan，womenhenqingxidekanedeyanseshizuihaode。erpdeyansezuiweidan，jibenshangmeiyoushenmejiazhi。

　　genjusebaohedudegaodu，fenbiefenwei exceptional plus(e+),exceptional(e),vivid(v),intense(i),moderate(m),light(l),pale(p)。

　　genjujingdudegaodi，keyieye-clean(ec)，slightly included(si),moderately included(mi),heavily included(hi)。

　　genjuqiegongdeyoulie，keyifenweiexcellent、very good、good、fair。

　　jinguan，tansangshifenjibiaozhunbijiaoduo，egl、gia、aigs、gisadengdouyouzijidetansangshifenji。qishi，dagaifenjishichabuduode，zhishibiaodahuoshuofayousuobutong。baoshimainazhongyansedehao?qishi，baoheduyuegaodebaoshi，qijiazhiyibanjiuyuegaoe!