anorthosite

n. 一种粒状火成岩, 钙长石

词形变化

anorthosites 复数 anorthosites

释义与例句

n.
  1. 1.

    A phaneritic, intrusive igneous rock characterized by a predominance of plagioclase feldspar.

    斜长岩

    可数 不可数 地质

    The second, or Labrador series is characterized, as already remarked, by the predominance of great beds of anorthosite, composed chiefly of triclinic feldspars […]