Prasiolite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
7.0
Specific Gravity
2.65
Refractive Index
1.544 – 1.553
Crystal System
Trigonal
Cleavage
None
Fracture
Conchoidal
Color
various
Birefringence
0.009
Dispersion
0.013
Pleochroism
Very weak: light green - pale green
Mohs Hardness
| Mohs | Reference mineral | Prasiolite |
|---|---|---|
| 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
Moderate ($50-500/ct)
Where to Buy Prasiolite
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 Prasiolite
绿水晶（薄荷绿石英）是二氧化硅（SiO2）的绿色变种，呈淡绿至黄绿色，颜色清淡如薄荷，外观温柔雅致，又称为薄荷紫晶或绿紫晶。天然绿水晶极为罕见，绝大多数市售绿水晶是通过对特定产地的紫水晶或黄水晶进行热处理或辐照而获得。巴西米纳斯吉拉斯州的部分紫水晶矿加热后天然转为绿色，是市场上少数来源可信的天然转色绿水晶。绿水晶折射率1.544至1.553，摩氏硬度7，化学性质稳定，耐久性好，价格亲民，常用于大型刻面宝石和雕刻品。
On this page
Jewelry Use
Durability
7/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Prasiolite?
绿水晶（薄荷绿石英）是二氧化硅（SiO2）的绿色变种，呈淡绿至黄绿色，颜色清淡如薄荷，外观温柔雅致，又称为薄荷紫晶或绿紫晶。天然绿水晶极为罕见，绝大多数市售绿水晶是通过对特定产地的紫水晶或黄水晶进行热处理或辐照而获得。巴西米纳斯吉拉斯州的部分紫水晶矿加热后天然转为绿色，是市场上少数来源可信的天然转色绿水晶。绿水晶折射率1.544至1.553，摩氏硬度7，化学性质稳定，耐久性好，价格亲民，常用于大型刻面宝石和雕刻品。
What is the hardness of Prasiolite?
Prasiolite has a Mohs hardness of 7.0, making it excellent for use in jewelry.
What color is Prasiolite?
Prasiolite is primarily Various.
How much does Prasiolite cost?
Prasiolite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Prasiolite?
Prasiolite belongs to the Trigonal crystal system.