a soft, yellowish, hexagonal mineral, CdS, an ore of cadmium; cadmium sulfide
Origin of greenockiteafter C. M. Cathcart, Lord Greenock (1783-1859), British general who discovered it (1841) + -ite
A yellow to brown or red mineral, CdS, the only ore of cadmium.
Origin of greenockiteAfter Charles Murray Cathcart, Second Earl Greenock (1783-1859), British soldier
(countable and uncountable, plural greenockites)
Lord Greenock, on whose land the mineral was discovered, + -ite.