murmanite

例句：

1. 1. The Murmanite mine is famous for its rich deposits of gold and silver.
   穆尔曼石矿以其丰富的黄金和白银储量而闻名。
2. 2.The Murmanite stone has been used in ancient architecture for thousands of years.
   穆尔曼石在古代建筑中被使用了数千年。
3. 3. The Murmanite mine was discovered during the early exploration of the region.
   穆尔曼石矿是在该地区早期探索期间被发现的。