magnetite
magnetite — 名詞
1. a black mineral made of iron and oxygen that is a major source of iron and can a
磁鐵礦
天然具磁性的黑色鐵礦物
a black mineral made of iron and oxygen that is a major source of iron and can attract a magnet naturally
The lab found magnetite in the black sand near the shore.
實驗室在岸邊的黑沙中發現了磁鐵礦。
find magnetite in a natural material sample
A magnet pulled tiny bits of magnetite from the soil sample.
磁鐵把土壤樣本裡細小的磁鐵礦吸了出來。
magnetite shown as naturally attracted to a magnet
Workers crushed the magnetite ore before loading it onto trucks.
工人先把含磁鐵礦的礦石壓碎，再裝上卡車。
magnetite ore in a mining context
This rock is heavy because it contains a lot of magnetite.
這塊岩石很重，因為裡面含有大量磁鐵礦。
The survey team mapped the area where magnetite lies close to the surface.
勘測隊標繪了那片區域，因為磁鐵礦接近地表。
- magnetite ore
- contain magnetite
- rich in magnetite
- magnetite deposit
文法句型
contain magnetite
rich in magnetite
magnetite ore
用法筆記
Usually treated as a substance name in geology and mining, so writers more often say that rock, sand, or ore contains magnetite than talk about 'a magnetite'. If the magnetic behavior of a natural piece matters, speakers may instead call that piece lodestone.