Leucite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.5 – 6.0
Specific Gravity
2.45 – 2.5
Refractive Index
1.504 – 1.51
Crystal System
Tetragonal
Luster
Vitreous
Cleavage
Poor
Fracture
Conchoidal
Color
various
Dispersion
0.01
Mohs Hardness
| Mohs | Reference mineral | Leucite |
|---|---|---|
| 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 Leucite
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 Leucite
白榴石是一种钾铝硅酸盐矿物，以其独特的四角三八面体晶形著称，通常呈白色或灰色，透明至半透明。白榴石是火成岩（尤其是富钾的钾玄岩和响岩）中的常见组成矿物，但在地表低温条件下，其高温稳定的等轴晶系结构会转变为假四方晶系。宝石级白榴石几乎不存在，因其硬度较低、颜色欠佳。它在地质研究和工业领域更具价值，是研究火山岩浆演化过程的重要矿物指示剂。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Leucite?
白榴石是一种钾铝硅酸盐矿物，以其独特的四角三八面体晶形著称，通常呈白色或灰色，透明至半透明。白榴石是火成岩（尤其是富钾的钾玄岩和响岩）中的常见组成矿物，但在地表低温条件下，其高温稳定的等轴晶系结构会转变为假四方晶系。宝石级白榴石几乎不存在，因其硬度较低、颜色欠佳。它在地质研究和工业领域更具价值，是研究火山岩浆演化过程的重要矿物指示剂。
What is the hardness of Leucite?
Leucite has a Mohs hardness of 5.5 to 6.0, making it moderate for use in jewelry.
What color is Leucite?
Leucite is primarily Various.
How much does Leucite cost?
Leucite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Leucite?
Leucite belongs to the Tetragonal crystal system.