rauvite

例句：

1. 1. The rauvite formation is located in the northern part of the island.
   拉维特岩层位于岛上北部。
2. 2. The rauvite stone was discovered by a local archaeologist.
   当地考古学家发现了拉维特石。
3. 3. The rauvite stone has been used for centuries as a symbol of power and wealth.
   拉维特石被用作权力和财富的象征，已有数百年历史。