辉长岩 (huī cháng yán) — gabbro (a type of coarse-grained igneous rock)

Definition

Examples

• 地质学家在研究这种辉长岩的形成过程。
  Dì zhì xué jiā zài yán jiū zhè zhǒng huī cháng yán de xíng chéng guò chéng.
  Geologists are studying the formation process of this gabbro.
• 这片区域的地层主要由辉长岩构成。
  Zhè piàn qū yù de dì céng zhǔ yào yóu huī cháng yán gòu chéng.
  The strata in this area are mainly composed of gabbro.
• 在野外考察时，我们采集了一块辉长岩标本。
  Zài yě wài kǎo chá shí, wǒ men cǎi jí le yí kuài huī cháng yán biāo běn.
  During the field survey, we collected a gabbro specimen.