Yttrium Aluminium Garnet
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
8.0 – 8.5
Specific Gravity
4.55
Refractive Index
1.833
Crystal System
Isometric
Color
red
Mohs Hardness
| Mohs | Reference mineral | Yttrium Aluminium Garnet |
|---|---|---|
| 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
Fine ($500-5,000/ct)
Where to Buy Yttrium Aluminium Garnet
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 Yttrium Aluminium Garnet
钇铝榴石（YAG）是一种人工合成的铝酸钇晶体，并非天然宝石，最初作为钻石仿制品开发，后被立方氧化锆取代。YAG在激光技术（Nd:YAG激光器广泛用于医疗和工业）和光电子学领域有重要应用，无色YAG具有高折射率，可模拟钻石的光泽，宝石收藏家对其历史意义有所关注，但在宝石市场已基本被其他合成宝石取代。
On this page
Jewelry Use
Durability
9/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Yttrium Aluminium Garnet?
钇铝榴石（YAG）是一种人工合成的铝酸钇晶体，并非天然宝石，最初作为钻石仿制品开发，后被立方氧化锆取代。YAG在激光技术（Nd:YAG激光器广泛用于医疗和工业）和光电子学领域有重要应用，无色YAG具有高折射率，可模拟钻石的光泽，宝石收藏家对其历史意义有所关注，但在宝石市场已基本被其他合成宝石取代。
What is the hardness of Yttrium Aluminium Garnet?
Yttrium Aluminium Garnet has a Mohs hardness of 8.0 to 8.5, making it excellent for use in jewelry.
What color is Yttrium Aluminium Garnet?
Yttrium Aluminium Garnet is primarily Red.
How much does Yttrium Aluminium Garnet cost?
Yttrium Aluminium Garnet falls into the Fine ($500-5,000/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Yttrium Aluminium Garnet?
Yttrium Aluminium Garnet belongs to the Isometric crystal system.