chail phyllite

例句：

1. 1. This type of rock is often used in construction due to its strong and durable properties.
   由于其强韧的特性，这种岩石常用于建筑。
2. 2. The mineral deposits found in this region are a valuable resource for the local economy.
   该地区发现的矿藏对当地经济是宝贵的资源。
3. 3. The chail phyllite formation is known for its unique texture and color, making it a popularchoice for decorative purposes.
   翠绿片岩的形成以其独特的纹理和颜色而闻名，因此被广泛用于装饰。