greenockite

[ gree-nuh-kahyt ]

noun

1. a yellow mineral, cadmium sulfide, CdS, associated with zinc ores and used as a source of cadmium.

greenockite

/ ˈɡriːnəˌkaɪt /

noun

1. a rare yellowish mineral consisting of cadmium sulphide in hexagonal crystalline form: the only ore of cadmium. Formula: CdS

Word History and Origins

Origin of greenockite¹

1840–45; named after Charles Cathcart, Lord Greenock (1807–43), Englishman who discovered it; -ite ¹

Word History and Origins

Origin of greenockite¹

C19: named after Lord C. C. Greenock, 19th-century English soldier

Example Sentences

Cadmium occurs in nature as cadmium sulphide in greenockite, CdS, which is very rare.

From Project Gutenberg

Isomorphous with greenockite is the hexagonal zinc sulphide (ZnS) known as wurtzite.

From Project Gutenberg

It occurs in combination with sulphur in greenockite, and in some ores of zinc.

From Project Gutenberg

The zinc oxide minerals in the surficial zone also are sometimes colored yellow by small amounts of greenockite.

From Project Gutenberg