Afghanite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.5 – 6.0
Specific Gravity
2.55 – 2.65
Refractive Index
1.522 – 1.533
Crystal System
Hexagonal
Luster
Vitreous
Cleavage
Perfect
Fracture
Conchoidal
Color
various
Birefringence
0.006
Mohs Hardness
| Mohs | Reference mineral | Afghanite |
|---|---|---|
| 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 Afghanite
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 Afghanite
阿富汗石是一种极为稀有的蓝色矿物，仅产于极少数地点，以其发现地阿富汗命名。这种矿物属于方柱石族，呈现出迷人的蓝色调，与青金石共生。由于产量极稀，阿富汗石几乎不用于珠宝，主要作为矿物标本受到收藏家的珍视。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Afghanite?
阿富汗石是一种极为稀有的蓝色矿物，仅产于极少数地点，以其发现地阿富汗命名。这种矿物属于方柱石族，呈现出迷人的蓝色调，与青金石共生。由于产量极稀，阿富汗石几乎不用于珠宝，主要作为矿物标本受到收藏家的珍视。
What is the hardness of Afghanite?
Afghanite has a Mohs hardness of 5.5 to 6.0, making it moderate for use in jewelry.
What color is Afghanite?
Afghanite is primarily Various.
How much does Afghanite cost?
Afghanite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Afghanite?
Afghanite belongs to the Hexagonal crystal system.