Prase
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
7.0
Specific Gravity
2.64 – 2.69
Refractive Index
1.544 – 1.553
Crystal System
Trigonal
Luster
Vitreous
Cleavage
None
Fracture
Conchoidal
Color
various
Birefringence
0.009
Mohs Hardness
Mohs Hardness: 7.0
1 Soft10 Hard
Crystal System
Value & Market
Price Tier
Moderate ($50-500/ct)
Where to Buy Prase
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 Prase
프레이즈는 짙은 녹색의 칼세도니 변종으로, 분산된 녹색 각섬석이나 녹니석 포함물에서 색이 비롯됩니다. 그리스와 오스트리아 등지에서 역사적으로 채취되었으며, 고대부터 인장과 장식품으로 사용되었습니다. 크리소프레이즈(니켈 착색)와 구별되는 짙고 고르지 않은 녹색이 특징입니다.
Jewelry Use
Durability
7/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Prase?
프레이즈는 짙은 녹색의 칼세도니 변종으로, 분산된 녹색 각섬석이나 녹니석 포함물에서 색이 비롯됩니다. 그리스와 오스트리아 등지에서 역사적으로 채취되었으며, 고대부터 인장과 장식품으로 사용되었습니다. 크리소프레이즈(니켈 착색)와 구별되는 짙고 고르지 않은 녹색이 특징입니다.
What is the hardness of Prase?
Prase has a Mohs hardness of 7.0, making it excellent for use in jewelry.
What color is Prase?
Prase is primarily Various.
How much does Prase cost?
Prase falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Prase?
Prase belongs to the Trigonal crystal system.