Hematite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
6.0
Specific Gravity
5.0 – 5.3
Refractive Index
2.69 – 3.22
Crystal System
Trigonal
Luster
Metallic
Cleavage
None
Fracture
Uneven,Conchoidal
Color
various
Birefringence
0.28
Pleochroism
Brownish red - yellowish red.
Mohs Hardness
| Mohs | Reference mineral | Hematite |
|---|---|---|
| 1 | Talc | |
| 2 | Gypsum | |
| 3 | Calcite | |
| 4 | Fluorite | |
| 5 | Apatite | |
| 6 | Orthoclase | ● |
| 7 | Quartz | |
| 8 | Topaz | |
| 9 | Corundum | |
| 10 | Diamond |
Crystal System
Value & Market
Price Tier
Moderate ($50-500/ct)
Where to Buy Hematite
Blue Nile
Fine jewelry retailer
James Allen
Gemstone jewelry
Brilliant Earth
Ethically sourced gems
Amazon
Wide selection
Links may earn a commission at no extra cost to you.
About Hematite
ヘマタイト（赤鉄鉱）は、酸化第二鉄（Fe₂O₃）からなる鉱物で、金属光沢を持つ銀黒色の宝石です。粉末は赤色を示し、先史時代から赤色顔料として使用されてきました。鏡面研磨すると美しい光沢を発し、カメオ彫刻や指輪に使用されます。磁気を帯びた変種「磁鉄鉱」とは異なります。
On this page
Jewelry Use
Durability
5/10
Science FYI Family
Frequently Asked Questions
What is Hematite?
ヘマタイト（赤鉄鉱）は、酸化第二鉄（Fe₂O₃）からなる鉱物で、金属光沢を持つ銀黒色の宝石です。粉末は赤色を示し、先史時代から赤色顔料として使用されてきました。鏡面研磨すると美しい光沢を発し、カメオ彫刻や指輪に使用されます。磁気を帯びた変種「磁鉄鉱」とは異なります。
What is the hardness of Hematite?
Hematite has a Mohs hardness of 6.0, making it moderate for use in jewelry.
What color is Hematite?
Hematite is primarily Various.
How much does Hematite cost?
Hematite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Hematite?
Hematite belongs to the Trigonal crystal system.