Allanite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
0.0
Specific Gravity
3.4 – 4.2
Refractive Index
1.64 – 1.828
Color
various
Birefringence
0.013
Mohs Hardness
Value & Market
Price Tier
Budget (< $50/ct)
Where to Buy Allanite
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 Allanite
褐帘石是一种含稀土元素的硅酸盐矿物，通常呈棕黑色至黑色，带有树脂光泽至次金属光泽。这种矿物因含有铈、镧等稀土元素而具有重要的地质学意义。褐帘石主要作为矿物标本被收藏，偶尔也被切割成宝石，在紫外线下有时会发出特征性荧光。
On this page
Jewelry Use
Durability
1/10
Science FYI Family
Frequently Asked Questions
What is Allanite?
褐帘石是一种含稀土元素的硅酸盐矿物，通常呈棕黑色至黑色，带有树脂光泽至次金属光泽。这种矿物因含有铈、镧等稀土元素而具有重要的地质学意义。褐帘石主要作为矿物标本被收藏，偶尔也被切割成宝石，在紫外线下有时会发出特征性荧光。
What is the hardness of Allanite?
Allanite has a Mohs hardness of 0.0, making it relatively soft for use in jewelry.
What color is Allanite?
Allanite is primarily Various.
How much does Allanite cost?
Allanite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.