heazelwoodite

例句：

1. 1.The black cloudstone was found in the cave.
   在洞穴里发现了黑云母。
2. 2. Heazelwoodite is a rare mineral that can be used for industrial purposes.
   黑云母是一种稀有矿物，可用于工业用途。
3. 3. The heazelwoodite has a beautiful blue color and is highly valued by collectors.
   黑云母具有美丽的蓝色，深受收藏家们的喜爱。