basalt stoneware

例句：

1. 1.The ancient city of Pompeiiis located in the heart of Italy's famous volcanic ash deposits, which are made up mainly ofbasalt.
   庞贝古城位于意大利著名的火山灰沉积中心，主要由玄武岩构成。
2. 2. The basalt formations are visiblefrom a distance and can be seen aslarge blocks of rock scattered across the landscape.
   从远处就能看到玄武岩形成的地貌，它们散布在景观中，像大岩石块一样。
3. 3. The basalt wasformed over millions of years by the slowcooling of magma that rose from beneaththe Earth's surface.
   玄武岩是在数百万年的时间里，地壳下缓慢冷却的岩浆形成的。