The story
Named after Aleksander Nikolaevich Labuntsov and Ekaterina Eutiikkieva Labuntsov-Kostyleva who were Russian mineralogists + -ite
Etymology from Wiktionary, CC BY-SA 4.0.
labuntsovite
Today it means: A monoclinic mineral which is a complex niobate silicate of potassium, barium, sodium and transition metals. Full definition →