peridotite shell

例句：

1. 1. The ancient ruins are still visible in the peridotite shell of the city.
   古老的遗迹仍然可以在城市的石榴石壳中看到。
2. 2. The scientists found that the peridotite shell is a natural barrier against radioactive decay.
   科学家们发现，石榴石壳是一种天然的放射性衰变屏障。
3. 3. The peridotite shell was used to make jewelry and other decorative items.
   石榴石壳被用来制作珠宝和其他装饰品。