沈ちん積せき岩がん

noun

sedimentary rock

Rare synonym for 堆積岩 (たいせきがん). Used mainly in older or specialized geological texts.

See also: 堆積岩

• この地ち層そうには沈ちん積せき岩がんが多おおく見みられる。

  Sedimentary rocks are often found in this stratum.