单词 delafossite 释义 delafossite Min.|dlfsat|[a. F. delafossite (C. Friedel 1873, in Comptes Rendus LXXVII. 213), f. the name of G. Delafosse, French mineralogist (1796–1878): see -ite1.]A black oxide of iron and copper, CuFeO2, found chiefly in crysta...