Lazurite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.5
Specific Gravity
2.75
Refractive Index
1.5
Crystal System
Isometric
Luster
Vitreous
Cleavage
Poor
Fracture
Uneven
Color
various
Mohs Hardness
| Mohs | Reference mineral | Lazurite |
|---|---|---|
| 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 Lazurite
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 Lazurite
青金石矿是青金石宝石的主要致色矿物，化学式为(Na,Ca)8(AlSiO4)6(SO4,S,Cl)2，是一种含硫的硅酸盐矿物，正是它赋予了青金石那标志性的深蓝色。青金石并非单一矿物，而是以青金石矿为主，混合有黄铁矿（金色斑点）、方解石（白色纹理）和其他矿物的集合体岩石。青金石矿本身晶体细小，几乎不以单晶形式出现于宝石市场，而是作为青金石集合体的组成部分被使用。5000余年前，古埃及和美索不达米亚文明便将青金石视为最珍贵的材料之一，用于制作首饰、雕刻和权杖装饰，以及研磨成群青颜料。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Lazurite?
青金石矿是青金石宝石的主要致色矿物，化学式为(Na,Ca)8(AlSiO4)6(SO4,S,Cl)2，是一种含硫的硅酸盐矿物，正是它赋予了青金石那标志性的深蓝色。青金石并非单一矿物，而是以青金石矿为主，混合有黄铁矿（金色斑点）、方解石（白色纹理）和其他矿物的集合体岩石。青金石矿本身晶体细小，几乎不以单晶形式出现于宝石市场，而是作为青金石集合体的组成部分被使用。5000余年前，古埃及和美索不达米亚文明便将青金石视为最珍贵的材料之一，用于制作首饰、雕刻和权杖装饰，以及研磨成群青颜料。
What is the hardness of Lazurite?
Lazurite has a Mohs hardness of 5.5, making it moderate for use in jewelry.
What color is Lazurite?
Lazurite is primarily Various.
How much does Lazurite cost?
Lazurite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Lazurite?
Lazurite belongs to the Isometric crystal system.