Hematite is a type of iron ore, if you grind it into a fine powder it makes the natural pigment ochre which is used by native people in southern and East Africa (mixed with fat) to adorn their bodies. Hematite can also be used to make a form of black shiny jewelery. == ==
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Hematite is used to make a variety of objects such as jewelry, beads, art pieces, and magnetic materials. Due to its metallic luster and color, it is often used in decorative items and crafts. Additionally, hematite is also utilized in pigment production for paints and cosmetics.
Hematite is formed through a process called sedimentary metamorphism, where iron-rich sedimentary rocks are altered under high temperatures and pressure. This transformation results in the formation of hematite, usually in the presence of water. Hematite can also be directly precipitated from water, forming as a mineral in hydrothermal environments.
Yes, other minerals can scratch hematite. Hematite has a hardness of 5.5-6.5 on the Mohs scale, so minerals with a higher hardness (like quartz or corundum) can scratch hematite.
The word equation for the reaction when iron forms hematite in the Earth is: Iron + Oxygen → Hematite.
Magnetite belongs to the spinel group of minerals
Bauxite and hematite are called ores, since they both produce useful minerals.(Bauxite - Aluminum)(Hematite - Iron)