The story
Čejka + -ite, From the surname of Dr. Jiří Čejka, a Czech mineralogist
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A triclinic mineral containing carbon, iron, magnesium, oxygen, sodium, and uranium. Full definition →
Čejka + -ite, From the surname of Dr. Jiří Čejka, a Czech mineralogist
Etymology from Wiktionary, CC BY-SA 4.0.