The story
Josef Sekanina, Czech mineralogist, and -ite.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A mineral with the chemical formula ((Fe⁺²,Mg)₂Al₄Si₅O₁₈). Full definition →
Josef Sekanina, Czech mineralogist, and -ite.
Etymology from Wiktionary, CC BY-SA 4.0.