Friedelite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
4.0 – 5.0
Specific Gravity
3.06 – 3.19
Refractive Index
1.627 – 1.663
Crystal System
Monoclinic
Luster
Vitreous
Cleavage
Perfect
Fracture
Uneven
Color
various
Birefringence
0.032
Pleochroism
Nil
Mohs Hardness
| Mohs | Reference mineral | Friedelite |
|---|---|---|
| 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 Friedelite
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 Friedelite
フリーデライトは、マンガンケイ酸塩水酸化物鉱物で、ピンク色から赤色の層状構造を持ちます。ニュージャージー州フランクリン鉱山やスウェーデンが産地として知られています。宝石質の透明な標本は非常に稀で、主に鉱物コレクターの間で知られる珍しい鉱物です。
On this page
Jewelry Use
Durability
3/10
Science FYI Family
Frequently Asked Questions
What is Friedelite?
フリーデライトは、マンガンケイ酸塩水酸化物鉱物で、ピンク色から赤色の層状構造を持ちます。ニュージャージー州フランクリン鉱山やスウェーデンが産地として知られています。宝石質の透明な標本は非常に稀で、主に鉱物コレクターの間で知られる珍しい鉱物です。
What is the hardness of Friedelite?
Friedelite has a Mohs hardness of 4.0 to 5.0, making it relatively soft for use in jewelry.
What color is Friedelite?
Friedelite is primarily Various.
How much does Friedelite cost?
Friedelite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Friedelite?
Friedelite belongs to the Monoclinic crystal system.