Hematite vs Magnetite
Hematite and Magnetite are easy to confuse. Here’s how they stack up on the properties that actually separate them.
| Hematite | Magnetite | |
|---|---|---|
| Colour | Black, Gray, Red | Black, Gray, Brown |
| Mohs hardness | 5.5–6.5 | 5.5–6.5 |
| Lustre | Metallic to splendent | Metallic |
| Streak | Bright red to dark red | Black |
| Crystal system | Trigonal | Isometric |
| Transparency | Opaque | Opaque |
| Cleavage | None, may show partings on {0001} and {101} | Indistinct, parting on {Ill}, very good |
| Fracture | Uneven to subconchoidal | Uneven |
| Chemical formula | iron(III) oxide, Fe 2 O 3 , α-Fe 2 O 3 | iron(II,III) oxide |
| Specific gravity | 5.26 | 5.17–5.18 |
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Frequently asked questions
What's the easiest way to tell Hematite from Magnetite?
Compare lustre, streak and crystal habit side by side — colour alone won't settle it.