Xenotime
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
4.0 – 5.0
Specific Gravity
4.3 – 5.1
Refractive Index
1.72 – 1.827
Crystal System
Tetragonal
Cleavage
Distinct
Color
various
Birefringence
0.095
Mohs Hardness
| Mohs | Reference mineral | Xenotime |
|---|---|---|
| 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 Xenotime
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 Xenotime
磷钇矿是一种含稀土元素的磷酸钇矿物，颜色从黄棕色至棕红色不等，以其强荧光性和放射性著称（因含有微量钍和铀）。宝石级标本极为罕见，主要供矿物收藏家研究，因其放射性，处理时需谨慎。产自挪威、格陵兰和美国的花岗伟晶岩中，是稀土矿物收藏中颇具专业价值的品种。
On this page
Jewelry Use
Durability
3/10
Science FYI Family
Frequently Asked Questions
What is Xenotime?
磷钇矿是一种含稀土元素的磷酸钇矿物，颜色从黄棕色至棕红色不等，以其强荧光性和放射性著称（因含有微量钍和铀）。宝石级标本极为罕见，主要供矿物收藏家研究，因其放射性，处理时需谨慎。产自挪威、格陵兰和美国的花岗伟晶岩中，是稀土矿物收藏中颇具专业价值的品种。
What is the hardness of Xenotime?
Xenotime has a Mohs hardness of 4.0 to 5.0, making it relatively soft for use in jewelry.
What color is Xenotime?
Xenotime is primarily Various.
How much does Xenotime cost?
Xenotime falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Xenotime?
Xenotime belongs to the Tetragonal crystal system.