Magnetite

Trev or Smith Magnetite is made up of iron and oxygen or Fe 3 O 4.

Magnetite has a hardness of 5.5 to 6.5.

Magnetite's streak ik is black.

Magnetite has a color of blackish gray. Magnetite's luster is matallic.

Magnetite's density is 5.15 g/cm cubed.

Magnetite's crystal structure is isometric.

Magnetite's fractures at are brittle.

Magnetite is found every were in the world. It is one of the most abundant minerals. Its is found all over Iowa.

Magnetite is used for pipe for transporting hot liquids because it has a high melting point.

Magnetite is formed under very hot temperatures and if formed from magma.

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