a brownish-black mineral; the major source of chromium
例句
Knowledge of the occurrence of chromite deposits is likewise incomplete. 对于铬铁矿矿层产状的了解同样是不完整的。
Chromite and/or magnesite mineralization is usually related to the ophiolites. 铬铁矿及（或）菱镁矿化通常是与蛇绿岩有关。
Did equilibration take place before or after setting of chromite and silicates? 究竟平衡作用发生在铬铁矿和硅酸盐下沉之前，还是在其后?
There are acute shortages of diamonds, platinum, chromite and sylvite. 金刚石、铂、铬铁矿、钾盐等矿产资源供需缺口较大。
Greece has been producing refractory grade chromite ore for more than a hundred years. 希腊生产耐火级铬铁矿石已有百余年历史。
With regard to the oxide minerals, chromite is almost entirely contained in the olivine-rich ultramafic rocks in the lower part of the intrusion. 关于氧化矿物，铬铁矿几乎全部含于侵入体下部的富橄榄石的超镁铁质岩石中。
