greenockite Meaning, Definition & Usage

  1. noun ore of cadmium; a rare yellowish mineral consisting of cadmium sulphide in crystalline form
    cadmium sulphide.

WordNet

Green"ock*ite noun
Etymology
Named after Lord Greenock.
Definitions
  1. (Min.) Native cadmium sulphide, a mineral occurring in yellow hexagonal crystals, also as an earthy incrustation.

Webster 1913