baumhauerite

例句：

1. 1.The gold mine is located in the remote mountainous region.
   这个金矿位于偏远的山区。
2. 2.Gold mining is a complex and dangerous industry.
   黄金开采是一个复杂且危险的行业。
3. 3.The discovery of this new gold mine has sparked excitement among investors.
   这一新金矿的发现引起了投资者的兴奋。