magnalite

例句：

1. 1. The magnalite mine is located in the southwest of the country.
   大岩盐矿位于该国西南部。
2. 2.The magnalite mine has a rich history and is still being mined today.
   大岩盐矿有着丰富的历史，至今仍在开采中。
3. 3. The magnalite mine is a major source of minerals for the local economy.
   大岩盐矿是当地经济的主要矿物来源。