concordant pluton

例句：

1. 1. The mineral is found in thesame region as the other minerals.
   这种矿物与其它矿物在同一地区发现。
2. 2. The concordant pluton is a rareand valuable mineral.
   同质的铅是一种稀有且有价值的矿物。
3. 3. The geologists arestudying the concordant plutonto understand its origins.
   地质学家正在研究同质的铅以了解其起源。