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Ground Magnetite

Oxide Analysis Formula
Fe2O3 66.17% 1.00
FeO 33.83% 1.00
Oxide Weight 241.80
Formula Weight 241.80


Natural Magnetite is most commonly used in the coal industry. Like raw hematite, it can contain 5-15% impurities. However the price of synthetic black iron oxide can be 500% more than the finely ground raw material. Thus most companies will use the cheaper ground natural magnetite where possible.

Related Information


Typecodes Colorant
Metallic based materials that impart fired color to glazes and bodies.
Minerals Magnetite
A black, hard, dense and stable crystalline mineral form of iron oxide.
Materials Hematite
Materials Iron Oxide Black


Frit Softening Point 1538C D
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