One of the mysteries of the English language finally explained.
A mineral consisting of cadmium sulfide and typically occurring as a yellow crust on zinc ores.
- ‘The only important ore of cadmium is greenockite, or cadmium sulfide (CdS).’
- ‘Kunz and Baskerville refer to a fluorescent greenockite from Franklin, but no data are given, and the description is of limited utility.’
- ‘Inclusions of greenockite have been found coexisting with sphalerite.’
- ‘Prehnite and zeolites are typical associates of greenockite, but the latter remains the most elusive and prized species.’
- ‘One exciting find was a thumbnail with a patch of greenockite and flecks of native copper; later, under higher magnification, some of the copper was found to be crystallized.’
Mid 19th century: from the name of Lord Greenock, who later became Earl Cathcart (1783–1859), + -ite.
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