基本解释土绿磷铝石同根派生 英汉例句The finest Planerite is from Arkansas in USA. Where it occured as small spherules of aggregates. Crystals are oftenly very small. 罕见矿物;阿肯萨州为此种矿物最好的产地.;一般为且蓝绿色球状聚合体;晶体相当的细小