Sogdianite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
7.0
Specific Gravity
2.77 – 2.9
Refractive Index
1.606 – 1.608
Crystal System
Hexagonal
Luster
Vitreous
Cleavage
Perfect
Color
various
Birefringence
0.002
Mohs Hardness
| Mohs | Reference mineral | Sogdianite |
|---|---|---|
| 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 Sogdianite
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 Sogdianite
ソグダナイトは極めて希少なリチウムジルコニウムケイ酸塩鉱物で、鮮やかな紫からバイオレット色とガラス質の光沢を持ち、タジキスタンのダラ‐イ‐ピョズアルカリ岩体という単一の産地のみに産出します。1968年に初めて記載され、中央アジアの古代ソグディアナ地方に因んで命名された、世界で最も稀少なファセット石のひとつで、その存在は数点のみ知られています。深い紫色と比類なき稀少性から、究極のトロフィー宝石とも称されています。
On this page
Jewelry Use
Durability
7/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Sogdianite?
ソグダナイトは極めて希少なリチウムジルコニウムケイ酸塩鉱物で、鮮やかな紫からバイオレット色とガラス質の光沢を持ち、タジキスタンのダラ‐イ‐ピョズアルカリ岩体という単一の産地のみに産出します。1968年に初めて記載され、中央アジアの古代ソグディアナ地方に因んで命名された、世界で最も稀少なファセット石のひとつで、その存在は数点のみ知られています。深い紫色と比類なき稀少性から、究極のトロフィー宝石とも称されています。
What is the hardness of Sogdianite?
Sogdianite has a Mohs hardness of 7.0, making it excellent for use in jewelry.
What color is Sogdianite?
Sogdianite is primarily Various.
How much does Sogdianite cost?
Sogdianite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Sogdianite?
Sogdianite belongs to the Hexagonal crystal system.