单词 | 尖晶石 |
释义 | 〔spinel〕A hard, variously colored mineral with composition MgAl2O 4, with iron, zinc, or manganese sometimes partly or wholly replacing magnesium. The red variety is valued as a gem and is sometimes confused with ruby. 尖晶石:一种成分为MgAl2O 4的各种颜色的坚硬矿石,有时其中的镁部分或全部地为铁,锌或锰代替。其红色品种被作宝石,有时会与红宝石混淆 〔franklinite〕A black, slightly magnetic mineral of zinc, iron, and manganese, ZnFe2O 4, that is a valuable source of zinc. 锌铁尖晶石,锌铁矿:锌、铁与锰的有轻度磁性的黑矿物,ZnFe2O 4,是锌的重要来源 |
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