The story
From Franklin + -philite; named for type locality Franklin, New Jersey, and the devotion of mineralogists to the Franklin area mineralogy.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A triclinic mineral containing aluminum, hydrogen, iron, magnesium, manganese, oxygen, potassium, silicon, sodium, and zinc. Full definition →
From Franklin + -philite; named for type locality Franklin, New Jersey, and the devotion of mineralogists to the Franklin area mineralogy.
Etymology from Wiktionary, CC BY-SA 4.0.