enargite / ɛnˈɑr dʒaɪt, ˈɛn ərˌdʒaɪt /

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enargite 的定义

n. 名词 noun
  1. a mineral, copper arsenic and sulfide, Cu3AsS4, occurring in the form of black orthorhombic crystals having perfect cleavage: an important source of copper.