The Collaborative International Dictionary
Lucullite
Lucullite \Lu*cul"lite\, n. [From Lucullus, a Roman consul, famous for his great wealth and luxury: cf. F. lucullite.] (Min.) A variety of black limestone, often polished for ornamental purposes.
Wiktionary
lucullite
n. (context mineralogy English) A variety of black limestone, often polished for ornamental purposes.