The story
From the surname of Yury Zhemchuzhnikov, Russian clay mineralogist, + -ite.
Etymology from Wiktionary, CC BY-SA 4.0.
zhemchuzhnikovite
Today it means: A mineral of organic origin with chemical formula NaMg(FeAl)C₂O₄.8H₂O, forming smoky green crystals with a vitreous lustre. Full definition →