amphibolite

from WordNet (r) 3.0 (2006)
amphibolite
    n 1: a metamorphic rock composed chiefly of amphibole and
         plagioclase
    
from The Collaborative International Dictionary of English v.0.48
amphibolite \amphibolite\ n.
   1. a metamorphic rock composed chiefly of amphibole and
      plagioclase.
      [WordNet 1.5]
    

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