diapir

• 一种穹隆状地质构造，指密度较小、塑性较强的岩石（如盐、岩浆或泥）向上运动并刺穿上覆较脆岩层，形成底辟或挤入构造。

A domed rock formation in which a core of rock has moved upward and pierced through the more brittle overlying strata.

1. Geological formationC2formalscientific

   A domed rock formation where a core of rock has moved upward and pierced through the more brittle overlying strata.

   底辟

   • The salt diapir pushed through the sedimentary layers, creating a distinctive dome.
   • Geologists studied the diapir to understand the region's tectonic history.
   • The oil reservoir was trapped beneath the impermeable cap rock of the diapir.