(n) :
(mineralogy) A reddish mineral that tarnishes on exposure to air; it is a mixed sulfide of iron and copper with the chemical formula Cu₅FeS and is an important ore of copper.
History
This word has been viewed 7 times.
Know someone who needs a better website?
Refer them to Next Wave Services. If they become a client, your next coffee is on us.
(n) :
(mineralogy) A reddish mineral that tarnishes on exposure to air; it is a mixed sulfide of iron and copper with the chemical formula Cu₅FeS and is an important ore of copper.