Materials
Hematite
HEE-muh-tyte
Also Known As Haematite
Mineral
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A common iron oxide compound widely found in rocks and soils and mined as an important ore mineral of iron. Its crystals share their structure with corundum, large deposits occur in banded iron formations, and its rusty red streak has served as a pigment since prehistory.
Facts
Formation ClassOxide mineral (iron oxide), forming across igneous, metamorphic and sedimentary settings and as the principal ore mineral of banded iron formations. 1 Chemical Formula Hardness (Mohs)Commonly cited range is 5.5 to 6.5 on the Mohs scale; 6.0, the midpoint, is used here. Cross-Tradition Connections
Associated With
Iron ore minerals such as hematite are a central subject of economic geology's mineral deposit study.
Magnetite and hematite are both principal iron oxide ore minerals.
In Discipline
Sources
1. Hematite (Wikipedia)
Wikimedia FoundationLead sectionQuote, Lead section
Hematite, also spelled as haematite, is a common iron oxide compound with the formula Fe2O3 and is widely found in rocks and soils. It is mined as an important ore mineral of iron.
1. Hematite (Wikipedia)
Wikimedia FoundationInfoboxQuote, Infobox
Mohs scale hardness: 5.5-6.5
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