mineral
Hematite
Iron(III) oxide (Fe2O3)
AI-generated identification · may be incorrectHardness of 5.5-6.5 on Mohs scale. Metallic to dull luster, steel-gray to black color, and a characteristic reddish-brown streak.
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Physical properties
Hardness of 5.5-6.5 on Mohs scale. Metallic to dull luster, steel-gray to black color, and a characteristic reddish-brown streak.
Formation & geological history
Forms in diverse environments including hydrothermal veins, sedimentary beds, and as an accessory mineral in igneous rocks.
Uses & applications
Primary ore of iron, used in jewelry, pigments, and heavy media separation.
Geological facts
Hematite is the most important ore of iron worldwide and has been used by humans for cave paintings and amulets for tens of thousands of years.
Field identification & locations
Easily identified by its distinct reddish-brown streak on unglazed porcelain and high specific gravity. Found globally in massive deposits.
