Mantle source

• 地幔源区

Mantle source的用法和样例：

例句

1. Their source was like an asthenospheric mantle of ocean-island basalt and geosphere was also involved in the magma rising and eructating process.
   其源区可能是源于一种似洋岛玄武岩源的软流圈地幔源，并且在岩浆上侵喷发过程发生了岩石圈的卷入。
2. Geochemical studies show that magma of these two series originated from the same impoverished mantle source, with the source rock being spinel peridotite.
   地球化学研究证明，这两个系列的岩浆起源于同一贫化型地幔源区，源岩类型为尖晶石橄榄岩。