lyellite

例句：

1. 1.The quarry is located in the mountains, producing lyellite for construction projects.
   采石场位于山区，为建筑项目生产石灰石。
2. 2.The ancient city was built on top of a lyellite hill, providing shelter and protection for its people.
   这座古城建在石灰石山上，为居民提供了庇护和保护。
3. 3.The lyellite mine is one of the largest in the region, with reserves estimated to be worth millions of dollars.
   这个石灰石矿是该地区最大的之一，估计储量价值数百万美元。