spilosite

例句：

1. 1. The mineral is usedin the construction of buildings and roads.
   这种矿物用于建筑和道路的建设。
2. 2. The spilosite has a hard texture that makesit ideal for cutting tools.
   石英石具有坚硬的质地，是切割工具的理想材料。
3. 3.The spilosite was discovered inthe mountains of China.
   在中国的山区发现了石英石。