单词 cortlandtite 释义 cortlandtite Petrogr.|ktlntat|[f. the name of Cortlandt township, New York state: see -ite1.]A coarse-grained rock composed chiefly of hornblende and olivine; a variety of peridotite.1886G. H. Williams in Amer. Jrnl. Sci. 3rd Ser....