硬硼酸钙石

例句：

1. 1. The mineral is used in the productionof glass and ceramics.
   这种矿物用于生产玻璃和陶瓷。
2. 2. The hardness of thisstone makes it ideal for use in construction.
   这种石头的硬度使其成为建筑的理想材料。
3. 3.The mineral was discovered in a remote area, and its properties have not been fullyunderstood yet.
   这种矿物在一个偏远地区被发现，其性质尚未完全理解。