ilmenitite

例句：

1. 1. The ilmenite ore is mined in many parts of the world for its high iron content.
   世界许多地方开采的伊利石矿石因其高铁含量而受到重视。
2. 2.Illite is a mineral that occurs naturally in clays and sediments.
   伊利石是一种自然存在于粘土和沉积物中的矿物。
3. 3. The illite can be used to make bricks, tiles, and other building materials.
   伊利石可以用来制作砖块、瓷砖和其他建筑材料。