Definition

Examples

• 这种斑岩含有许多大晶体。
  Zhè zhǒng bān yán hányǒu xǔduō dà jīngtǐ.
  This type of porphyry contains many large crystals.
• 地质学家正在研究这块斑岩的成因。
  Dìzhìxuéjiā zhèngzài yánjiū zhè kuài bān yán de chéngyīn.
  Geologists are studying the formation of this porphyry.
• 斑岩是一种常见的火成岩。
  bān yán shì yì zhǒng chángjiàn de huǒchéngyán.
  Porphyry is a common type of igneous rock.