Natrolite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.0 – 5.5
Specific Gravity
2.2 – 2.26
Refractive Index
1.478 – 1.493
Crystal System
Orthorhombic
Luster
Vitreous
Cleavage
Perfect
Fracture
Irregular
Color
various
Birefringence
0.012
Pleochroism
Nil
Mohs Hardness
| Mohs | Reference mineral | Natrolite |
|---|---|---|
| 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 Natrolite
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 Natrolite
钠沸石是沸石族矿物的代表性成员，化学成分为含水的钠铝硅酸盐，通常呈无色至白色、淡黄或淡粉色，具有玻璃至绢丝光泽。钠沸石以其细长的针状或棱柱状晶体著称，常见于玄武岩气孔、热液矿脉和接触变质岩中，是最早被研究和描述的沸石矿物之一。宝石级钠沸石极为罕见，偶有透明晶体被切磨为刻面宝石供收藏，但因硬度较低（莫氏5-5.5），难以承受日常佩戴磨损。在工业上，沸石族矿物广泛用于分子筛、离子交换和水净化。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Natrolite?
钠沸石是沸石族矿物的代表性成员，化学成分为含水的钠铝硅酸盐，通常呈无色至白色、淡黄或淡粉色，具有玻璃至绢丝光泽。钠沸石以其细长的针状或棱柱状晶体著称，常见于玄武岩气孔、热液矿脉和接触变质岩中，是最早被研究和描述的沸石矿物之一。宝石级钠沸石极为罕见，偶有透明晶体被切磨为刻面宝石供收藏，但因硬度较低（莫氏5-5.5），难以承受日常佩戴磨损。在工业上，沸石族矿物广泛用于分子筛、离子交换和水净化。
What is the hardness of Natrolite?
Natrolite has a Mohs hardness of 5.0 to 5.5, making it moderate for use in jewelry.
What color is Natrolite?
Natrolite is primarily Various.
How much does Natrolite cost?
Natrolite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Natrolite?
Natrolite belongs to the Orthorhombic crystal system.