sillenite
Noun
Meaning
sillenite (countable and uncountable, plural sillenites)
(mineralogy) A cubic mineral with the chemical formula Bi12SiO20, typically found in association with bismuthite.
Noun
sillenite (countable and uncountable, plural sillenites)
(mineralogy) A cubic mineral with the chemical formula Bi12SiO20, typically found in association with bismuthite.