Gedrite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.5 – 6.0
Specific Gravity
3.15 – 3.259
Refractive Index
1.625 – 1.718
Crystal System
Orthorhombic
Cleavage
Perfect,Imperfect
Color
various
Pleochroism
Weak to moderate, in browns, yellows, or gray.
Mohs Hardness
| Mohs | Reference mineral | Gedrite |
|---|---|---|
| 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
Budget (< $50/ct)
Where to Buy Gedrite
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 Gedrite
ゲドライトは、マグネシウム鉄アルミニウムアンフィボール（角閃石）で、グレー・緑色・褐色を示す鉱物です。変成岩中に産出し、宝石としての利用はほとんどありません。主に岩石学・変成岩の研究において重要な鉱物として扱われます。透明な宝石質の標本は非常に稀です。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Gedrite?
ゲドライトは、マグネシウム鉄アルミニウムアンフィボール（角閃石）で、グレー・緑色・褐色を示す鉱物です。変成岩中に産出し、宝石としての利用はほとんどありません。主に岩石学・変成岩の研究において重要な鉱物として扱われます。透明な宝石質の標本は非常に稀です。
What is the hardness of Gedrite?
Gedrite has a Mohs hardness of 5.5 to 6.0, making it moderate for use in jewelry.
What color is Gedrite?
Gedrite is primarily Various.
How much does Gedrite cost?
Gedrite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Gedrite?
Gedrite belongs to the Orthorhombic crystal system.