gree·nock·ite /ˈgrinəˌkaɪt/
  硫鎘礦; 硫鎘礦
  Green·ock·ite n.  Min. Native cadmium sulphide, a mineral occurring in yellow hexagonal crystals, also as an earthy incrustation.
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  greenockite
       n : ore of cadmium; a rare yellowish mineral consisting of
           cadmium sulphide in crystalline form [syn: cadmium
           sulphide]