greenstone / ˈgrinˌstoʊn /

💦中学词汇绿石绿岩绿宝石青石

greenstone 的定义

n. 名词 noun
  1. any of various altered basaltic rocks having a dark-green color caused by the presence of chlorite, epidote, etc.

更多greenstone例句

  1. “Bud tender” Allie Greenstone (her real name) answers the door.
  2. Indistinct specimens of greenstone, with adhering quartz; apparently a primitive rock.
  3. It is found in connection with isolated blocks of amygdaloid, of primitive greenstone, and of petrosilex.
  4. Greenstone or diorite is usually a dull greenish rock, sometimes gray, however, speckled with green.
  5. Greenstone is an excellent rock, and has a fine surface, but it is unmanageable.
  6. The gold exists in spangles and in grains, disseminated among fragments of greenstone and porphyry.