stephanite

例句：

1. 1. The mineral known as "Stephanite" is a rare and valuable gemstone.
   被称为“斯佩特矿”的矿物是一种稀有且珍贵的宝石。
2. 2. Stephanite has been used for centuries in traditional Chinese medicine.
   斯佩特矿在传统中医中被使用了几个世纪。
3. 3. The discovery of this mineral led to the development of new technologies for mining and processing it.
   这种矿物的发现推动了采矿和加工新技术的发展。