mannite

例句：

1. 1.The mannite mine is located in the northern part of the country.
   曼尼特矿位于该国北部。
2. 2.The mannite mine has been a source of income for the local community.
   曼尼特矿一直是当地社区的收入来源。
3. 3.The mannite mine was discovered by a team of geologists during their research trip.
   一支地质学家团队在他们的考察旅行中发现了曼尼特矿。