F
- Ferberite: FeWO4 – German amateur mineralogist Moritz Rudolph Ferber (1805–1875)
- Ferrierite: (Na,K)2Mg(Si,Al)18O36(OH)•9H2O – Canadian geologist and mining engineer Walter Frederick Ferrier (1865–1950)
- Fergusonite: (Ce,La,Nd)NbO4 – British politician and mineral collector Robert Ferguson of Raith (1767–1840)
- Forsterite: (Mg2SiO4) – German naturalist Johann Reinhold Forster (1729–1798)
- Franckeite: Pb5Sn3Sb2S14 – mining engineers Carl Francke and Ernest Francke
- Freieslebenite: AgPbSbS3 – Mining Commissioner of Saxony Johann Karl Freiesleben (1774–1846)
- Friedrichite: Cu5Pb5Bi7S18 – Austrian geologist Othmar Michael Friedrich (1902-1991)
Read more about this topic: List Of Minerals Named After People