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From Italian Ferraiolo + -ite, named after James A. Ferraiolo.
Etymology from Wiktionary, CC BY-SA 4.0.
ferraioloite
Today it means: A rare mineral with formula MgMn²⁺₄(Fe²⁺_(0.5)Al_(0.5))₄Zn₄(PO₄)₈(OH)₄(H₂O)₂₀, related to falsterite. Full definition →