Definition of greenockite in English:

greenockite

noun

  • [mass noun] A mineral consisting of cadmium sulphide which typically occurs as a yellow crust on zinc ores.

    • ‘Kunz and Baskerville refer to a fluorescent greenockite from Franklin, but no data are given, and the description is of limited utility.’
    • ‘The only important ore of cadmium is greenockite, or cadmium sulfide (CdS).’
    • ‘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.’
    • ‘Inclusions of greenockite have been found coexisting with sphalerite.’

Origin

Mid 19th century: from the name of Lord Greenock, who later became Earl Cathcart (1783–1859), + -ite.

Pronunciation:

greenockite

/ˈɡriːnəkʌɪt/