Magnetite

3D Model

(Sample #30)

Colour: black to silvery grey

Hardness: 5 - 6.5

Streak: black

Luster: metallic

Magnetic: yes, to will attract any magnet

Conductive: yes

Cleavage: None

Relative Density: 5.2

Distinguishing Characteristics: It will attract a magnet and it is the easiest test to confirm identity. It also has the highest iron content of any ore.

Uses: It is used to make magnets, as the most important ore for iron. It is also used to study the earth’s magnetic field.