Iimoriite-(Y) Y2(SiO4)(CO3)
IlmeniteTitanoferrite
Titanic Iron Ore
Menaccanite
Fe++TiO3
IlvaiteBreislakite - fiberous
Lievrite
Yenite
CaFe++2Fe+++Si2O7O(OH)
InesiteAgnolite
Ca2Mn7Si10O28(OH)2·5(H2O)
IodargyriteIodyrite
AgI
Iowaite Mg4Fe+++(OH)8OCl·2-4(H2O)
Iranite Pb10Cu(CrO4)6(SiO4)2(F,OH)2
IronFer
Eisen
Fe
Iron (Nickel)Fer
Eisen
Fe
Ixiolite (Ta,Nb,Sn,Mn++,Fe++)O2