cancrinite-syenite

例句：

1. 1.The mineral is a rare and valuable gemstone.
   这种矿物是一种稀有且珍贵的宝石。
2. 2. It has been used in ancient Egypt for its healing properties.
   它在古埃及被用于其治疗属性。
3. 3. Cancrinite-syenite is often found in the mountains of central Asia.
   Cancrinite-syenite通常在中亚的山区被发现。