Occurs in Pinal County.
Chemical Formula: Fe2TiO5
Specific Gravity: 4.75-4.82
Luster: Submetallic
Hardness: 6
Pseudobrookite is an iron titanium oxide mineral that often appears as brown to black, submetallic crystals. It is found in metamorphic and igneous rocks.
Next Pinal County mineral: Pseudomalachite