I

Ianthinite (G)	Imhofite (G)	Irhtemite (A)
Ice (G)	Imiterite (A)	Iridarsenite (A)
Idaite (Q)	Imogolite (R)	Iridisite, beta- (N)
Idrialite (G)	Inaglyite (A)	Iridium (R)
Igumnovite (N)	Incaite (A)	Iridrhodruthenium (N)
Iimoriite-(Y) (A)	Inderborite (G)	Iriginite (G)
Ikaite (A)	Inderite (G)	Iron (G)
Ikranite (A)	Indialite (G)	Irtyshite (A)
Ikunolite (Q)	Indigirite (A)	Ishikawaite (G)
Ilbaite (N)	Indite (G)	Isochalcopyrite (N)
Ilesite (G)	Indium (N)	Isoclasite (G)
Ilímaussite-(Ce) (A)	Inesite (G)	Isocubanite (R)
Ilinskite (A)	Ingersonite (A)	Isoferroplatinum (A)
Illite-1M (P)	Ingodite (A)	Isokite (G)
Illite-2M1 (A)	Innelite (G)	Isolueshite (A)
Illite-2M2 (P)	Insizwaite (A)	Isomertieite (A)
Ilmajokite (A)	Intersilite (A)	Isovite (A)
Ilmenite (G)	Inyoite (G)	Istisuite (Q)
Ilmenorutile (Q)	Iodargyrite (G)	Itoigawaite (A)
Ilsemannite (Q)	Iowaite (A)	Itoite (G)
Iltisite (A)	Iquiqueite (A)	Iwakiite (A)
Ilvaite (G)	Iranite (G)	Ixiolite (G)
Imandrite (A)	Iraqite-(La) (A)	Izoklakeite (A)
Imgreite (N)	Irarsite (A)