[ gree-nuh-kahyt ]
/ ˈgri nəˌkaɪt /
a yellow mineral, cadmium sulfide, CdS, associated with zinc ores and used as a source of cadmium.
Origin of greenockite
1840–45; named after Charles Cathcart, Lord Greenock (1807–43), Englishman who discovered it; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for greenockite
It occurs in combination with sulphur in greenockite, and in some ores of zinc.
Cadmium occurs in nature as cadmium sulphide in greenockite, CdS, which is very rare.A Textbook of Assaying: For the Use of Those Connected with Mines.|Cornelius Beringer and John Jacob Beringer
Isomorphous with greenockite is the hexagonal zinc sulphide (ZnS) known as wurtzite.
British Dictionary definitions for greenockite
/ (ˈɡriːnəˌkaɪt) /
a rare yellowish mineral consisting of cadmium sulphide in hexagonal crystalline form: the only ore of cadmium. Formula: CdS
Word Origin for greenockite
C19: named after Lord C. C. Greenock, 19th-century English soldier
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012