Adularia
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
6.0
Specific Gravity
2.54 – 2.61
Refractive Index
1.518 – 1.536
Crystal System
Monoclinic
Color
various
Birefringence
0.005
Mohs Hardness
| Mohs | Reference mineral | Adularia |
|---|---|---|
| 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 Adularia
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 Adularia
アデュラリアは、内部を浮遊するような柔らかな光—アデュラレッセンス—で珍重される透明から半透明の正長石の変種です。スイスのアデュラ山地にちなんで命名され、月長石の一種として宝飾品に広く使われています。スリランカやインドが主要産地で、そのムーンゴロウは宝石学的に独特な光学現象です。
On this page
Jewelry Use
Durability
5/10
Science FYI Family
Frequently Asked Questions
What is Adularia?
アデュラリアは、内部を浮遊するような柔らかな光—アデュラレッセンス—で珍重される透明から半透明の正長石の変種です。スイスのアデュラ山地にちなんで命名され、月長石の一種として宝飾品に広く使われています。スリランカやインドが主要産地で、そのムーンゴロウは宝石学的に独特な光学現象です。
What is the hardness of Adularia?
Adularia has a Mohs hardness of 6.0, making it moderate for use in jewelry.
What color is Adularia?
Adularia is primarily Various.
How much does Adularia cost?
Adularia falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Adularia?
Adularia belongs to the Monoclinic crystal system.