pyrobelonite

例句：

1. 1.The pyrobelonite mine is a major source of natural gas in the region.
   这个热岩石矿是该地区主要的天然气来源。
2. 2.The pyrobelonite has been used for centuries as a building material.
   这种热岩石被用作建筑材料已经有好几个世纪了。
3. 3.The pyrobelonite mine is located in a remote area, making it difficult to access.
   这个热岩石矿位于偏远地区，难以到达。